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July 4, 2015

Homework Help: Precalculus

Posted by Amy on Sunday, January 23, 2011 at 9:49pm.

1. Simplify the expression ((5x^-2)/(4x^2))^-2

2. (x)/(x^2-81)-(9)/(81-x^2) =

3. Let (-3,3) and (-6,_2) be points in the Cartesian plane. Find the distance between the points.

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