Question posted by sneile

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Bounty	Status	Category	Sub-Category	Question	Due
Questions Posted by sneile 1-9 of 9
$0.25	Answered, closed	Mathematics	Algebra	Algebra Given 2^x = 8^(y+1) Given 9^y = 3^(x-9) Find the values of x & y?	Jul. 08, 2009
$0.25	Answered, closed	Mathematics	Algebra	Algebra ax^2-2x*square root of 2+c= a&c are real; the discriminant =0; describe the roots? Is the answer one rational solution?	Jul. 07, 2009
$0.25	Answered, closed	Mathematics	Algebra	Algebra What is the value of c if the vertex of a parabola, y=x^2-8x+c is a point on the x-axis.	Jul. 07, 2009
$0.25	Answered, closed	Mathematics	Algebra	Algebra Find the difference between the larger & smaller roots of x^2-px+(p^2-1)/4=0	Jul. 07, 2009
$0.25	Answered, closed	Mathematics	Algebra	Algebra Graphs of 2y+3+x=0 and 3y+ax+2=0 are lines. If the lines are perpendicular, find the value of a.	Jul. 07, 2009
$0.25	Answered, closed	Mathematics	Algebra	Algebra x + y =28 x*y =7 Find the sum of the reciprocals of x & y.	Jul. 07, 2009
$1.00	Answered, closed	Mathematics	Algebra	algebra given 2^x=8^y+1 9^y=3^x-9 find values of x & y	Jul. 07, 2009
$0.25	Answered, closed	Mathematics	Algebra	Algebra Find x^2 if x satisfies cubed root of (x+9)- cubed root of (x-9) =3	Jul. 07, 2009
$1.00	Answered, closed	Mathematics	Algebra	values of k what are the values of k when 2x^2-kx+x+8=0 when the roots are real and equal	Jul. 07, 2009