Tutorials Posted by profrononlinetutor

profrononlinetutor from RPI


profrononlinetutor's Posted Tutorials

Bounty Category Question Tutorial Purchases Date Posted
$0.75 Physics average velocity and average speed9 Interview speeds and time
...arrive in time for the interview? Leaving at 0800am you have 3 hours and 15 mins (3.25 hr) of driving time, door to door. Stage 1:  100 km at 100km/hr takes 1 ho...		 Sep 07, 2010 at 1:40:52PM
$0.50 Physics average velocity and average speed3 Sneezing while driving
...during that time? converting 90 km/hr to km/second, we get 90 km/...		 Sep 07, 2010 at 1:27:23PM
$1.00 Physics Physics Particle velocity
... = -4t -3 = -4/t 3 4. x = -2 so dx/dt = v =0 Based upon the above v = dx/dt, we see that the v with constant value is equation 1, where x = 3t-2 and v = 3.   b.  in which is the v in the negative......		 Sep. 07, 2010 at 11:25:38AM
$4.00 Mathematics MATH APENDIX Solutions for you
...ended f...		 Sep 06, 2010 at 9:29:56PM
$0.25 Mathematics Algebra help My critique for you
...where T is the number of years for one orbit and R is measured in astronomical units (AU). If it takes Pluto 248.53 years to make one orbit of the sun, then...		 Sep 06, 2010 at 8:00:41PM
$0.50 Mathematics distrubuting multiplication over additio Distributive Law explained
...w is in general terms written as follows: ...		 Sep 06, 2010 at 6:59:56PM
$1.00 Mathematics In solving of Linear equation involving Question answered plus a separate tutorial on solving system of linear equations(x,y)
...how to use elimination and substitution.   If there were no s...		 Sep 06, 2010 at 5:38:13PM
$0.40 Mathematics formula question Area equation solve for h
...p. you are given the area equation and the values f...		 Sep 06, 2010 at 1:17:47PM
$1.00 Physics displacement Balloon problem solved for you
...loonist accidentally drops a compass over the side of the balloon, how much time elapses before the compass hits the ground? At the point the compass is dropped it is considered as having an......		 Sep 06, 2010 at 12:47:11PM
$1.00 Mathematics 2 l3x-7l = 10x-8 Absolute value equation solved for you
...not satisfy the original equation and is extraneou...		 Sep 06, 2010 at 12:07:06PM
$1.00 Mathematics precal 4x^2>9x+9 problem solved for you with all steps shown
...hand side 4x 2 -9x - 9 > 0 Step 2:  factor the pol...		 Sep. 06, 2010 at 11:42:30AM
$1.00 Mathematics precal Circle problem solved for you
...ill put it in standard form: x 2 + y 2 +3x-16y +63 =0 we do this by completing the squares f...		 Sep. 06, 2010 at 11:40:21AM
$1.00 Mathematics precal Limit problem solved for you
...8-2) = 8/6= 4/3 NOTE:  Also you can use L'Hopital's rule, by taking derivatives of num and denom: U...		 Sep. 06, 2010 at 11:28:47AM
$1.00 Mathematics 4x^2>9x+9 i need steps n answers Quadratic inequality solved for you with all work shown
... (0+3)(0-3) >0 -9>0 false so Interval 3 is NOT the solution. Chose Interval 1:  x and let x = -1 (4x+3)(x-3) >0 (4(-1) +3)(-1-3)>0 (-4+3)(-4)>0 (-1)(-4)>0...		 Sep. 06, 2010 at 11:13:33AM
$0.75 Mathematics algebra...nearest tenthousandth exponential e
...ional. Nearest ten-thousandth is the position with the 9 since .0009 = 9/10000 so 9 is the ten-thousandth place. the answer to the nearest ten-thousandth is found from looking at that digit to the......		 Sep. 06, 2010 at 10:56:44AM
$0.75 Mathematics Please help me solve this equation on polynomials Consecutive odd integers
...e set the product equal to the "one less than twice their sum": x(x+2) = 4x+3 and we solve for x: x 2+2x = 4x+3 x 2-2x-3=0 (x-3)(x+1)=0 x-3=0 so x=3 and x+1...		 Sep. 06, 2010 at 10:40:08AM
$1.00 Mathematics Math Question Tutorial on solving rational expressions provided
...e appended ...		 Sep. 06, 2010 at 12:12:16AM
$1.00 Mathematics intermediate algbra Graph solution for you y=5^x
...e appended fi...		 Sep 05, 2010 at 11:55:11PM
$5.00 Mathematics The Covered Box Solved for you with discussion questions answered
...pth= 14/2 - 3 = 7-3= 4 inches box height = 3 inches Volume= 2.5(4)(3) = 30 cubic inches In the above, the width of the paper W get cuts on both sides by x inches.  So we get the W-2x as the final......		 Sep 05, 2010 at 6:48:58PM
$10.00 Mathematics Intermediate Algebra All problems solved for you with graphs appended for two problems
...ph.  Line of asymptotic is y=3.   Problem 2:  y = log 5[-x] using this formula for changing the base of a LOG: log 5[-x] = log 10 [-x] / log 10 [5] = log 10 [-x] / .69897 so we will plot y = {LOG......		 Sep 05, 2010 at 6:15:16PM
$1.00 Mathematics find the number of meeting required for Combination of engineers.
...n! / r!(n-r)! where n=6 and r = 2:...		 Sep 05, 2010 at 1:38:39PM
$1.00 Mathematics Hey i'll be really pleased and grateful Sequence problem solved for you
...three terms are 0.5, 1, 1.25 Show that the 6th term of the sequence is the fir...		 Sep 05, 2010 at 1:25:38PM
$1.00 Mathematics in a bag of small balls 1/4 are green, 1 Balls in a bag solved for you. thanks
...mall balls 1/4 are green, 1/8 are blue,1/12 are yellow and the remaining 26 are white. how many balls a...		 Sep 05, 2010 at 1:20:53PM
$1.00 Mathematics oh! oh! Call to china
...oblem situation.   the equation g(t) = 1.75 + 0.60(t-1) where t is the length of the call, is an equation that charges a flat fee of 1.75 for each call to China plus a charge of .60 per minute......		 Sep 05, 2010 at 1:10:15PM
$1.00 Business saving for retirement Problem on savings for retirement
... and why this is best for you..   First, there are now two types of 401K and IRAs.  One is a traditional 401K or IRA and the other is a ROTH 401K and IRA.  The traditional allows you to save......		 Sep. 05, 2010 at 11:11:51AM
$1.00 Mathematics Two math word problems!! Help Solution to Problem 1 for you Model P
...are correct responses. How many learning trials for P=.91? solving this analyt...		 Sep. 05, 2010 at 10:54:29AM
$15.00 Mathematics dasoren help with math problems please All problems solved
...have any question...		 Sep 04, 2010 at 8:56:01PM
$2.00 Mathematics non linear equqtion Non linear point of intersection solved for you
... Q (4.0) lie on the graph. the straight line is y=x. Find the coordinates of the point marked R which is the point of intersection. You must show yo...		 Sep 04, 2010 at 6:15:42PM
$3.00 Mathematics Linear Equation. 4 parts to question Problem solved for you plus a tutorial on solving linear system of equations with two variables for your study
... x + 5 y = 10. (a) Write the linear equation in standard form. Show some work. Standard form of linear equation is Ax + By =C so, it is already i...		 Sep 04, 2010 at 6:05:39PM
$0.75 Mathematics perplexed Call to china problem solved for you
...rs of a phone call to china is given by C=g(t)=1.75+0.60(t-1), where t is the length of the call in minutes. a. Find g(6) and write a clear and complete english sentence explaing what the value......		 Sep 04, 2010 at 5:42:40PM
$1.00 Mathematics Please show examples to help understand Here is your problem solved plus a tutorial on rational expressions for your study reference
...ntain improper fractions impact this simplification process.  For example, simplify the expression below and rewrite in radical form.             x2/3 * x5/4   see...		 Sep 04, 2010 at 4:20:21PM
$1.00 Mathematics please show with examples so I am able to understand step by step Here is tutorial on radicals for your study reference
...nded file...		 Sep 04, 2010 at 4:11:08PM
$0.25 Mathematics a snail moves at an average of 2 feet ev a snails pace solved for you
...is 2 feet / 3 minutes = 2/3 feet per minute one mile is 5280 feet. Time = Distance/speed ...		 Sep 04, 2010 at 4:08:13PM
$1.00 Mathematics Equations Here is a separate tutorial on solving linear system of equations (x,y) for your study aid- subst and elimination
...ng substituti...		 Sep. 04, 2010 at 11:20:04AM
$0.25 Mathematics I am at Axia and in the Math 115 class w I can help. No precanned bulk solutions. i work them realtime for you like a real tutor should
...ead the tit...		 Sep. 04, 2010 at 11:15:39AM
$2.00 Physics WK1 Fundamentals of Physics (2) - For Profrononlinetutor All problems solved for you...thanks very much
... answers are the same in both for the overlappinng questions.    i also show you a photo image of ...		 Sep 03, 2010 at 6:24:31PM
$4.00 Physics WK1 Fundamentals of Physics Problems 22-34 solved. I did not see the fiqure to answer the question 35
... file for solut...		 Sep 03, 2010 at 12:11:35PM
$1.00 Mathematics question for Longchina Hi. here is a separate tutorial I developed on solving system of linear equations (x,y) for a study aid
...ended file for a tutori...		 Sep. 03, 2010 at 10:42:12AM
$4.00 Mathematics 1. College Math 125 discussion questions and in need of help..... Discussion problems for you provided plus a separate tutorial on linear equations for you study.
...be readily ploted using the y intercept point as the starting point for applying the slope to find other points on the line.  Additional the equation y= mx+b can be use to input a table of value for......		 Sep. 03, 2010 at 10:16:19AM
$1.00 Mathematics 3 Algebra word problems Three word problems solved for you
... inches. Find the length and the width. let w = width let L = length = w+65 Perimeter = 2(w+w+65) = 178 2w+65=89 2w=24 w= 12 inch L=12+65= 77 inch   Length is_77 inch____ Width is___12......		 Sep. 03, 2010 at 12:03:01AM
$0.50 Mathematics geometry complementary angles solved for you
...ind the measures of the angles Complementary angles add up to 90 degrees. So from the given, w...		 Sep 02, 2010 at 11:47:06PM
$0.25 Mathematics Algebra coin equations for you
...oins with a total face value of $2.85, how many of the coins are nickels? let q = # quarters let n = #nickels q + n =25 ...		 Sep 02, 2010 at 9:34:17PM
$0.25 Mathematics Algebra vertex solved
... (-9, 4)        (4, -9)        (...		 Sep 02, 2010 at 9:19:38PM
$0.25 Mathematics Algebra solved
...ow your work. x2 - 4x - 7 = 0 a= 1   b= -4   x = -7 x=[-b+-sqrt[b...		 Sep 02, 2010 at 8:50:46PM
$0.50 English what is 4over11=16over? solved proportion problem for you
...x crossmultiply: 4x = 1...		 Sep 02, 2010 at 8:45:54PM
$0.25 Mathematics Algebra solved angles
...gle. Find the measures of the angles. (Let x and y represent the angles.) (Point...		 Sep 02, 2010 at 8:44:04PM
$0.25 Mathematics Algebra solved
...        Two different rational solutions        Two different imaginary solutions dis...		 Sep 02, 2010 at 8:40:14PM
$0.25 Mathematics Algebra Heres a tutorial that shows you how to solve these problems.
...e tutorial ...		 Sep 02, 2010 at 8:36:04PM
$0.25 Mathematics Algebra solved
...two blanks so as to produce a tr...		 Sep 02, 2010 at 8:34:52PM
$0.25 Mathematics quadratic equations solved
...= -1 x 2...		 Sep 02, 2010 at 8:33:15PM
$1.00 Education help me with this geometry problem?u Distance problem plus full tutorial on linear equations for your study reference
... sqrt[(x2-x1) 2+(y2-y1) 2] using the above given points:] d= sqrt[(...		 Sep 02, 2010 at 8:21:55PM
$0.25 Mathematics Solve Quadratic formula Quadratic solved for you
...5 = 15 x=+-sqrt[15] using the QF: 5x 2  - 75=0 a = 5 b ...		 Sep 02, 2010 at 8:03:08PM
$1.00 Physics General Physics Volume Question volume of room increase
...es are as follows: For width, it is doubled, so new width = 2x For length, it is increased by 53% so new length = y + .53y = y(1.53) For he...		 Sep 02, 2010 at 7:57:34PM
$0.50 Mathematics MAT 117 --- need help with 2 problems, must show work solved for you plus included a separate full tutorial on quadratics for your study reference
...the quadratic formula where a = 1  b = 2 and c = -5 x= [-b +-sqrt[b 2-4ac]]/2a x= [-2+-sqrt...		 Sep 02, 2010 at 7:50:31PM
$0.25 Mathematics help me to write in standard form 8,000+90+4 Expanded to standard form for you
...p the separate expande...		 Sep 02, 2010 at 7:33:36PM
$2.00 Mathematics Mat 117 Week 8 Word Problem Problems solved plus I include a separate full tutorial on quadratics for your study
...t a low during the middle of the sale? How do you know? (Hint: This answer is dependent on  your answer in part a.)       Ticket sales peak at the middle, the middle being the vertex of the graph......		 Sep 02, 2010 at 7:31:18PM
$0.25 Mathematics which number is a prime number 37,45,51 Prime numbers
... a prime is only divis...		 Sep 02, 2010 at 7:18:51PM
$1.00 Physics Write the four equations that describes The 4 kinematic equations
...distance in feet or meters v i is the initial velocity in feet/second or meters/second v f is the final...		 Sep 02, 2010 at 7:04:40PM
$10.00 Mathematics Precalculus Questions I did all of them but problem 7 I did by trial and error
...Problem 7 I was not able to solve explicitly.  I...		 Sep 02, 2010 at 6:54:57PM
$1.00 Physics Physics Surface of antartica solved for you
...= 12,566,360 km 2 The volume is then this area times the thickness. The thickness is 3000 m = 3km Volume = 12,566...		 Sep 02, 2010 at 5:58:48PM
$1.00 Mathematics U. S 2007 emmissions were 6021.8 million Emissions problem % reduction
...he 1990 level of 5021.4 million metric tons, the resulting 2020 level should be: 5021.4 * .04 = 200.856 million metric tons reduction to achieve the 2020 level so in 2020 the emmissions wo...		 Sep 02, 2010 at 3:24:40PM
$1.00 Mathematics Math117 Participation questions for week 5 Problems evaluated for you
...se. x 1/3 *3x 1/3 + x 1/2 -2x 1/2 = 3x (1/3 + 1/3) - x 1/2 = 3x 2/3 -x 1/2 the first part [x 1/3 *3x 1/3 ] you just use the fact that common bases with exponents when multiplied, you just add the......		 Sep 02, 2010 at 1:14:45PM
$0.75 Mathematics help me understand this math problem.3 Equation solved for you with all work shown
...t: 3* 3y = (-4+8y)* 17 Step 2:  simplify out terms 9y = -4*17 + ...		 Sep. 02, 2010 at 11:43:41AM
$0.25 Mathematics Variables in Rational Expressions Variables in Rational expression solved
...(y 2-y-6) For your expression, the denominator is y 2-y-6 so we set this equal to 0 to find any invalid value...		 Sep. 02, 2010 at 11:36:11AM
$1.00 Mathematics avg expectancy Linear relationship solved
...Men are now approximately 10 inches taller than they were in 1990. Assume the male life expectancy increased at the same yearly rate. How long will men live in the year 2050 and what is the linear ......		 Sep. 02, 2010 at 10:37:33AM
$0.50 Mathematics linear equation linear eq solved for you
...lp me solve this linear equa...		 Sep 01, 2010 at 9:41:29PM
$0.50 Mathematics linear equation Linear eq solved for you
...e this linear equation. 15x+4...		 Sep 01, 2010 at 9:37:22PM
$0.75 Mathematics when any number is divided by 1, the quo Quotient
... Let N = the number N/1 = N N is both...		 Sep 01, 2010 at 9:34:54PM
$0.75 Mathematics help me solve this linear equation. 4y+x Problem solved for you plus appended a complete tutorial on linear equations for your study reference
...ar equation. 4y+x=24; x=8 ...		 Sep 01, 2010 at 9:32:27PM
$0.25 Mathematics If the average of three numbers is V. If average problem
...er is Y, what is the remaining...		 Sep 01, 2010 at 9:20:19PM
$1.00 Mathematics MAT117------1 problem and 1 question Quadratic solved plus a full tutorial on quadratics appended which discusses you questions and others
...ing quadratics. Example:  x² + 11x + ...		 Sep 01, 2010 at 8:59:25PM
$1.00 Mathematics DQ Help Week 3 Probability of snow
...at are possible.  Mutually exclusive means that only 1 event of the two can happen at a time.  It can either snow, or it can not snow.  The probability...		 Sep 01, 2010 at 8:50:25PM
$1.00 Education please explain to me if the numbers 12 a Primes vs composites
...12 can be divided by other numbers such as 2, 3, 4,6 114 can also be divided by other...		 Sep 01, 2010 at 8:43:53PM
$0.75 Mathematics At 1:30 pm, two planes leave Chicago, on Planes in flight problem solved for you
...d speeds. Combined speed = 540 km/h + 620 km/h = 1160 km/h which is the effective speed of separation. Dividing the distance 1450 km by the combined speed will give the time: ...		 Sep 01, 2010 at 8:35:03PM
$0.25 Mathematics how do you slove 5z+7+z=-8 solved for you with each step shown
... z = -8 Step 1:  regroup li...		 Sep 01, 2010 at 6:48:57PM
$0.25 Mathematics 200-40x2=320 true or false solution for you
...perations indicates you...		 Sep 01, 2010 at 6:36:15PM
$1.00 Mathematics what is sixteen and three eights minus n solved for you
...the 3/8 to get 11/8 so 16 3/8 = 15 11/8 and used this for the subtraction. Another way to do this is t...		 Sep 01, 2010 at 6:34:21PM
$1.00 Mathematics Help with this math problem: (a^1/2b^5/2 solved for you
.../2)^2/3 (a 1/2 b 5/2 ...		 Sep 01, 2010 at 6:28:47PM
$1.00 Mathematics Math 116/Week 4 Concepts Question answered and included a separate tutorial on linear equations for your study reference
...d attachment (Excel or Powerpoint also a...		 Sep 01, 2010 at 2:53:21PM
$1.00 Mathematics o How can you determine if two lines are See appended tutorial on linear equations for your study reference and I answer your question
... reciprocals.  What this means from an equation standpont is: line 1:  y = m1x + b1 lin...		 Sep 01, 2010 at 2:10:05PM
$0.75 Mathematics question 8 solved for you plus a full tutorial provided on linear equations for your study reference
...-1 y = 2(-1) + 5 y = -2 + 5 = 3     (-1, 3) see ,my appended tutoria...		 Sep 01, 2010 at 2:05:23PM
$0.25 Mathematics Finding Zeroes of a function Zeros of the function
... zero to find the zero's: 2x 3-2x=0...		 Sep. 01, 2010 at 10:39:28AM
$0.50 Mathematics Help me find the zeroes of this function Zeros of a function
...his function: f(x)=1/2x^3-2x I assume the function is as follows w...		 Sep. 01, 2010 at 10:37:10AM
$0.75 Mathematics Paula needs to get a new pair of shoes t Shoe cost discount with table of pricing for easy displace and assessment
...g the decimal equivalent of the % the fourth column will be the discounted amount, (results of column 3), and the last column will be the discounted price (column 1 - column 4)   Cost   Discount %......		 Aug 31, 2010 at 9:57:48PM
$0.50 Mathematics Evaluating to get several values of x so I can plot and graph? Work is provided...need hlp You did the solution correct. here is the graph
...e graph. vertex is (0, -2) and...		 Aug 31, 2010 at 9:41:42PM
$0.75 Mathematics discriminant....I need this checked or corrected..work is already done Corrected for you
...inal quadratic solution equation 4a 2 - 4a + 4 = 0 by dividing by 4: a 2 - a + 1 = 0 and solving this : discriminant is : (-1) 2 -4(1)(1)...		 Aug 31, 2010 at 9:33:59PM
$0.50 Mathematics Math Questions All problems solved for you with complete solutions and work shown
...meter = 138 = 2(L+w) = 2( 2w +9 + w) 69 = 3w+9 3w=60 w= 20 m L = 2w+9 = 40+9 = 49 m 3. Hockey teams recieve 2 points when they win and 1 point when they tie. One season, a...		 Aug 31, 2010 at 8:45:09PM
$0.75 Mathematics MAT117--------2 problems and 1 question Problems solved plus a full tutorial on solving quadratics for your study
...solve any quadratic equation? Why? Completing the square is only applicable when the coefficient of the x 2 term is '+1'. however if you have a quadratic that ha...		 Aug 31, 2010 at 8:36:36PM
$1.00 Mathematics explain why the distributive property is Distributive property
...raction by multiply each term within the parentheses by the distributed outer term. Distributive law for outer term x with an Addition in parentheses:  ...		 Aug 31, 2010 at 8:03:14PM
$1.00 Mathematics how do u solve 12,25,39,54 Sequence structure solved for you
...4 or 70. The sequence term can be written as follows: A n+1 = A n+(12+n) where n=0, A = 0 and A 1=12 n=1, A 2=A 1+(12+...		 Aug 31, 2010 at 7:41:23PM
$1.00 Mathematics Fractions see solution plus a full tutorial on fractions and mixed numbers for your reference
...so we now have, 1252/1512 to get to lowest terms we need to find factors for the num and denum: factors of 1252: 2, 4 = 2*2 *313 in lowest t...		 Aug 31, 2010 at 5:25:57PM
$1.00 Mathematics Week 7 DQ 1 MAT117 see my full tutorial on solving quadratics which you can use to answer your questions
...utions and for which you can readily read the points of interse...		 Aug 31, 2010 at 4:59:55PM
$1.00 Mathematics Need help understanding a math problem Solved for you plus see my tutorial on linear equations for your study reference
...r a complete tutorial on linear equations. for the two points to find the equation we will find the slope m,...		 Aug 31, 2010 at 4:57:36PM
$0.80 Chemistry Partial Pressure Partial pressure of N2 is 1 atm Ans: d
...e know the ideal gas law is PV = nRT so,  P = nRT/V for this problem RT/V is a constant (R is the ideal gas constant, V is 22.4L and T=273K) so,  P = n C 1 where C 1 is the constant term from RT/V......		 Aug 31, 2010 at 1:25:21PM
$0.25 Mathematics what is the value of x^2+x binomial factored for you
... 2  and x.  the only common factor between these terms is x, so we ...		 Aug. 31, 2010 at 10:15:57AM
$1.00 Mathematics Explain and show how you would estimate Round off to decimals that are easily to mentally divide
...plain and show how you would estimate 0.5 x 4.62 = There are several ways you can estimate.  In estimation I usually think in terms of methods that could be done mentally as a good way of assessing......		 Aug. 31, 2010 at 10:09:18AM
$1.00 Mathematics how do you write in expanded form and st expanded form and standard form
...m is the sum of the digits times its positional value (thousands, hundreds, tens etc). For example...		 Aug 30, 2010 at 10:00:29PM
$1.00 Mathematics solve problems Problems solved for you
... your solutions...		 Aug 30, 2010 at 9:52:54PM
$1.00 Mathematics Spring stretch Spring problem solved for you
...e spring stretches to y = 5 centimeters. so, to find k, we substitute in these values:  5 cm = k * 10 grams k = .5 cm/gram so the equation is y = ...		 Aug 30, 2010 at 9:24:40PM
$1.00 Mathematics Cost of paper is directly proportional t Reams of paper. Also appended a full tutorial on linear equations for your study reference.
...ed to find the ocst of x reams. Find the cost of 15 reams of pa...		 Aug 30, 2010 at 9:11:07PM
$1.00 Mathematics Inequaility Inequality problem solved for you on flour and sugar mix
...of a flour-sugar mixture that contains ten times as muc...		 Aug 30, 2010 at 9:07:41PM
$0.75 Mathematics the length of a rectangle is 2cm shorted solution for rectangle
...gle is 50 cm, find the length and width let w = widt...		 Aug 30, 2010 at 8:21:22PM
$0.50 Mathematics help me solve this math problem 1/4x+13=-1/4x Algebraic equation solved for you
...e: (1/4)x-(1/4)x +13 = -(1/4)x -(1/4)x 1...		 Aug 30, 2010 at 7:52:12PM
$5.00 Physics Physics Questions All questions answered for you
...2,459,808,000 seconds Assuming you use a reasonable lifespan comparable to 78 years, you will have the answer in seconds within the same order of magnitude (within a factor of 10- actually much......		 Aug 30, 2010 at 7:46:07PM
$0.50 Mathematics Algebra 2 Boat speed and time
...d * time  (miles = miles/hour * hour) The distance for both boats is the same.  Their speeds differ. So, Distance for boat @ x mph = Distance for boat @ y= x-4 mph   so, ...		 Aug 30, 2010 at 7:06:56PM
$0.80 Chemistry Partial Presure Partial pressures- answer is 2.9 atm- I show you how.
... x iP where x i  is the mole fraction of the individual gas = n i / n and P is the total pressure of the mix and...		 Aug 30, 2010 at 5:54:59PM
$0.25 Mathematics 6^2-{10-[50/(5*2)+3]+5^2} Problem with parentheses worked out for you
...ion, and Addition and Subtraction" 6 2-{10-[50/(5*2)+3]+5...		 Aug 30, 2010 at 5:16:00PM
$1.00 Mathematics math116 Answers for 4 problems provided for you
...       - 625   25.  b= 27a         a = 2...		 Aug 30, 2010 at 3:09:44PM
$3.00 Mathematics MA302 Discussion Forum: Occupation Calculus in Economics for Marginal cost and maximum revenues
...ussion poi...		 Aug 30, 2010 at 1:36:35PM
$1.00 Mathematics MAT/116 Week 6 Appendix E provided with all work shown
...nded file...		 Aug 30, 2010 at 1:05:06PM
$3.00 Mathematics MA302 Discussion Forum: Theorem of Calculus Theorem of calculus with examples, parts I and II
... file fo...		 Aug 30, 2010 at 1:01:00PM
$2.00 Mathematics Algebra All problems solved with work shown for you
...all problem solutio...		 Aug. 30, 2010 at 11:24:00AM
$0.45 Mathematics Geomentry Rectangle problem solved for you with all work shown
... is the perimeter? Let W = the width Let L = the length From the given, we are told that L = 2W    ...		 Aug. 30, 2010 at 11:08:44AM
$1.00 Mathematics need week 2 Math 116 assignment Expressi All problems worked out for you
...me know.  It solves the problem on start...		 Aug 29, 2010 at 11:19:30PM
$1.00 Mathematics Algebra x-intercepts and functions Checked your work
...will also find the repeated root at x = -2.  But the quadratic formula works for any quadratic and is a certain way to the correct solution, so well done with that part. As far as finding values of (......		 Aug 29, 2010 at 10:48:54PM
$0.75 Mathematics Two buses leave Houston at the same time Bus problem solved for you
...travel for bus y = y/45 (hours) since Time = Distance / velocity The time each bus travels is the same.  Its only the velocity that is different, so we set x/55 = y/45  (hrs) an...		 Aug 29, 2010 at 9:02:06PM
$0.25 General-Questions scientific notation of 4,340,000km? Scientific notation for you
...ys expressed with #.### x 10 n where # are the significant digit...		 Aug 29, 2010 at 8:52:53PM
$1.00 Mathematics Irrational or rational?? Already solved inital question yet..... Use of the discriminant and the separate tutorial on quadratic solutions for your study reference
...l solutions; two different irrational solutions; exactly one rational solution; or two different imaginary solutions.     9 - 2a 2 = 6a + 2 First we reorganize this into a quadr...		 Aug 29, 2010 at 8:27:29PM
$0.50 Mathematics Algebra Negative numbers in equations
...perform on one side of the equal sign, you must also do on the other side, to keep the equality unchanged. It is for inequalities th...		 Aug 29, 2010 at 4:25:12PM
$1.00 Mathematics help me understand how to solve this al Solve for x provided for you.
... 3/p 2 x= L/p 2 - nr 3/3p 2   Or Case 2: if you mean to have the first portion of the expressio...		 Aug 29, 2010 at 3:37:15PM
$3.00 Mathematics Need help getting started on Math Assign All questions answered fully with complete work shown
...nded file for all...		 Aug 29, 2010 at 1:10:59PM
$0.75 Mathematics Solve by the elimination method.x + 6y problem solved for you plus a separate tutorial on solving system of linear equations (x,y) for your study reference
...n this case the equations are established in such a form, that we can add the equations together to eliminate the x variable. x + 6y =7 -x +7y = 6 ------------ 0  +13y = 13 now we have one......		 Aug. 29, 2010 at 11:11:46AM
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$0.25 Physics Angle of light Refraction
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$0.50 Mathematics Problem of the day, finding coordinates solution for pentagon provided
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$1.00 Mathematics trains a and b are traveling in the same solution for trains
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$1.00 Physics haze 1 Block up on incline and block on surface with two blocks from pullerys solved.
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$0.75 Physics mass string masses with pulley and inclined plane
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...8 degrees. So a skier = 9.8(sin[38]} = 9.8*.6156=6.03 m/sec 2 C.  speed at top of slope of skier is 5.2 m/s, find speed at bottom if the slope length he skis is 36m.  The kinematic equation used to......		 Feb 27, 2010 at 12:42:32PM
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$0.50 Physics kg mass solution for force on mass
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$0.50 Mathematics math problem solution provided
... With the wind the net average speed is 44/2 = 22 mph Let C = speed of the cyclist in still air Let W = speed of the wind We have two scenarios to s...		 Feb 26, 2010 at 5:35:37PM
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$0.25 Mathematics solve the linear system by using elimination elimination provided
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$0.25 Mathematics solve the linear system by using elimination Elimination solved
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$1.00 Physics Coefficient of kinetic friction problem...HELP! solution for kinetic friction
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... solve for x,    x = 25*60 = 1500 miles  (25 miles/gal  * 60 gal leaves us with 1500 miles ) Here is the source used for the gas mileage:  http://www.fueleconomy.gov/Feg/bymodel/2010_Chevrolet_Corve......		 Feb 25, 2010 at 8:56:43PM
$1.00 Physics coefficient of static friction problem...HELP! with figure solution provided for static friction
...izontal direction for the components of the tension along the y and x axis respectively. From the free body diagram at the point where the weight w string meets the point where the string goes to......		 Feb 25, 2010 at 8:34:14PM
$1.00 Physics john and jane solution on force on frictionless surface
... this same force of 45.9N but opposite in direction to that of Jane's.  So John with a mass of 66 Kg will have the following acceleration: Force John = Force Jane = 45.9 = 66*a John a John = 45.9/66......		 Feb 25, 2010 at 6:46:46PM
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$1.00 Physics elevator Solution for acceleration in elevator
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...uilateral triangle has 3...		 Feb. 25, 2010 at 10:16:54AM
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$0.25 Physics Speed Centripetal force problem solved
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$0.25 Physics Magnitude of the centripetal acceleration Mars problem solved.
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$0.25 Mathematics describe the first step you would use to solve the linear system First step described
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...:  multiply thru into the pair of (): 15...		 Feb 24, 2010 at 10:42:20PM
$0.25 Physics Radius Centripetal force equation used
... car, and R is the radius of the curve. 4 m/s 2 = v 2/R { m 2/s 2 /m= m/s 2) 4 = 40 2/R 4= 1600/R 4R= 1600 R = 400 m is the radius...		 Feb 24, 2010 at 10:36:31PM
$0.25 Physics Period of motion Period of motion
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$0.25 Mathematics how do I find the answer to 22% = n over % problem
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$1.00 Mathematics what fraction of the year is one month Fraction of the year
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$0.50 Mathematics There are 24 plants in a garden. There a solution for garden provided
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$0.50 Mathematics F=PxA solution for cylinder loading
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$0.75 Mathematics a square garden ha a path through it fro Path in square garden
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$0.25 Mathematics a certain number is multiplied by4 and the product is divided by3 .if the result is 20 what ithe number? solution provided
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...)=x+2, find each of ...		 Feb 24, 2010 at 3:26:07PM
$0.50 Mathematics Area of a rectangle Area of rectangle with mixed number dimensions
...rtial fractions (where numerator is greater then denominator) ...		 Feb 24, 2010 at 3:23:47PM
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...as long as their slopes are not the same.  I willuse the substitution method. I will take eq(1) and so...		 Feb 24, 2010 at 2:54:52PM
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$0.50 Mathematics Ramos buys some pens and pencils. He buys Solution given step by step
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$3.00 Mathematics Pythagorean identities Pythagorean Identities
...is eq(1) , we also have tan 2x + 1 = sec 2x we get this by taking eq(1) and dividing both sides by cos 2x and use the following relationships of sinx/cosx = tanx and  and 1/cosx = se...		 Feb. 24, 2010 at 11:20:11AM
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...angle is a triangle that has its two sides of equal len...		 Feb 23, 2010 at 10:46:07PM
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...he - thru the (x+2): 5x[(2x 2-7x+9)-x - 2]   Step 4:  drop the ( ) around (2x 2-7x+9) and combine like terms with -x-2: 5x[2x 2-7x+9-x - ...		 Feb 23, 2010 at 10:41:38PM
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...5,000 ft is about 220 mm Hg. How many atmospheres and torr is this? You need to find out how many mmHg is equal to  ...		 Feb 23, 2010 at 10:21:10PM
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...roots of the quadratic equation that this product of terms represents. Case 1:    2x -3 = 0                 2x = 3                ...		 Feb 23, 2010 at 9:55:30PM
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...1+i)[((1+i) n -1)/i] The factor of (1+i) times the PMT is unique to the FV(AD).  An ordinary annuity {FV(O...		 Feb 23, 2010 at 9:41:28PM
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...ut) The cost of rental is the fixed cost of $19.95 per day plus the variable cost of .19 per mile. So to determine the cost for 3 days, assume an unknown variable X to represent...		 Feb 23, 2010 at 9:08:07PM
$1.00 Mathematics please help me understand this math problem Photocopy enlargement
...from width of 5 to 8, you would increase by 60%  (.60 * 5 = 3,  5+3 =8) to go from 7 to 10, you would increas...		 Feb 23, 2010 at 8:56:38PM
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$0.50 Physics Work- Energy Potential energy of spoon
... gravitational potential energy associated with the spoon at that height relative to the surface of the table? Poten...		 Feb 23, 2010 at 8:21:54PM
$1.00 Physics Work- Energy solution for potential energy in spring
...compression of the spring from its relaxed position.  In this case, it is the amount of stretch. The amount of stretch from relaxed, is equal to 3.57m -...		 Feb 23, 2010 at 8:16:51PM
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...id the fraction: 4x-1 = 35 Add 1 to both si...		 Feb 23, 2010 at 8:01:37PM
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$1.00 Mathematics .20(60)+.05x=.10(60+x) solution provided
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$0.25 Mathematics hwork29 isoceles triangle problem solved
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$0.25 Mathematics slove for x to the nearest tenth 3^x=16 how to use logarithms for solving exponential problems
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... the new length is L +2 = w +10 (w+2)(w+10 ) = A + 68 = w(w+8) +68 w 2+12w +20 = w 2 +8w +68 4w = 48 w = 12 cm is original width L = w+8 = 20 cm is original length   Check:  A = 12*20 = 240 cm......		 Feb 20, 2010 at 8:19:04PM
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... so the equation is now -45 -9R = -10 -2R Step 2: now we want to put the terms in R on one side and the terms in real numbers on the other side. So l...		 Feb 20, 2010 at 4:55:33PM
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$0.50 Mathematics Week 6 Mat1116 Solution for perpendicular and parallel lines
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$0.50 Mathematics 1-(p-5)=3 Solve for p4 step by step solution for p in 1-(p-5)=3
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$0.50 Mathematics 1-(p-5)=3 Solve for p4 Solving 1 -(p-5)=3 for p that satisfies this equation
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$0.25 Mathematics 5(d+2)-3dsimplify the equation using a Distributive law in algebraic equation
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$0.25 Mathematics perimeter of a rectangle solution for rectangle
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$2.00 Mathematics Algebra- Simplifying Expressions. Help m simplifying expressions explained
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$1.00 Mathematics Algebra Tutorial on linear equation slope intercept form
...e slope is m and the y intercept is b. Now, the y intercept is the value of y when x =0.  this is how we define the y intercept.  So the variable b represents the value of y when x =0.  It is the......		 Feb 17, 2010 at 8:25:11PM
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$0.75 Mathematics The exponential growth rate of the population of United Arab Emirates is 4.4% per year (one of the highest in the world) growth rate exponential solution for population
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...plied to x n when n is + or - For example, here are the derivatives of the following terms in x: d(x 2)/dx = 2x d(-3x 5)/dx =5*(-3)x 5-1 = -15x 4 d(4x -2 )/dx = (-2)(4)x -2-1 = -8x -3 d...		 Feb 16, 2010 at 6:34:29PM
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... now substitute this into o in the first equation: 3b + 2(1.5-5b) = 1.25 3b +3 -10b = 1.25 -7b = -1.75 b = .25 take equati...		 Feb 16, 2010 at 6:19:32PM
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... 2.  a m 3.  c  b*f '(x) ...		 Feb 16, 2010 at 12:26:22PM
$0.50 Mathematics Algebra Intercepts provided for you to graph points
... is x =  -1   when y =0, so the corresponding point is (-1 ,0) So you can graph this line by plotting these two points and drawing a line thru each. also from the eq...		 Feb. 16, 2010 at 11:47:07AM
$1.00 Mathematics Future Value of Annuity Due solution for FV of annuity
... interest rate annually or .07/12 = .00583 per month and n is 12*12 =144. FVd = 165[((1.00583) 144 -1)/.00583] ...		 Feb 15, 2010 at 10:27:42PM
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...ms: 8/30 = 4/15, so 4/15 is the fractional part of the class that earned A in lowest terms. 14). Find the least common ...		 Feb 15, 2010 at 9:49:42PM
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... i = sqrt[-1]...		 Feb 15, 2010 at 8:59:05PM
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...)(3x10^-5) = 4.1*3 *...		 Feb 15, 2010 at 8:52:18PM
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$0.50 Mathematics -4y+10=-2(3y+1) i need to solve for y in Solution to solve for y is provided
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... y = 5 x  +3 Three values greater than x = -3: x=0  y = 5 +3 = 1+3 = 4 x=-1  y = 3.20   (5 -1 +3 = 1/5 +3= 3  1/5 = 3.2) x...		 Feb 09, 2010 at 7:03:24PM
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...ipulate the original equation to get to the form of k = some number. Given what is 9k + 5 = 77 ? Step 1:  subtract 5 from both sides of the equal sign...		 Feb 09, 2010 at 6:08:25PM
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...g[70/7[ = log[10] = 1   Three values between x =0 and 1: x=.25  y= log[.25/7] = -1.4472 x= .5    y =log[.5/7] = -1.1461 x= .75  y = log...		 Feb 09, 2010 at 5:44:59PM
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...w = width,  let 4w+6 = length.  Perimeter = 452 2w +2(4w+6) =452 2w+8w+12 = 452 10w =440,   w = 44,   4w+6 = 182 The width is __44 yards_____ The length is __182 yards____ 14. Solve the......		 Feb. 09, 2010 at 12:08:42AM
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...have two unique real roots, when it is =0 you have a single but double real root and when it is i = SQRT[-1] for complex number theory.   The easily way to solve any quadratic...		 Feb 08, 2010 at 3:28:46PM
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