how many meters - StudentOfFortune.com

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boopster
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$30.00 how many meters

From Mathematics: General-Mathematics
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Due on May. 11, 2009
Asked on May 10, 2009 at 3:46:15PM

Q:
A cubic container had a volume of v^3 cubic meters. The height of the container was decreased by a whole number of meters and the width was increased by a whole number of meters so that the volume of the container is now v^3+2v^2-3v. how many meters the height decreased? how many meters the width was increased?

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Posted by:

letshavefun
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Posted on May 10, 2009 at 4:00:28PM

A:
Preview: ... n: V(2)=H(2)*W(2)*v => (v-a)*(v+b)*v = v^3+2v^2-3v (v-a)*(v+b)*v = (v^2+(b-a)v-ab)*v = v^3+(b-a) ...

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rs04
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Posted on May 10, 2009 at 4:17:39PM

A:
Preview: ... fficient y -x = 2 and xy = 3 so y -x = 2 => y = x + 2 so putting this in x(x+2) =3 => x^2 +2x - 3 =0 => x^2 +3x - x -3 =0 => x(x+3)-1(x+3)=0 ...

The full tutorial is about 185 words long .