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August 27, 2016
Posted by **casey** on Sunday, March 25, 2012 at 3:49pm.

1. Simplify, and write in the base of 3: (9^x . 3^4x)^2

answer: 3^12x

2. Differentiate and simplify

y= (e^x - 1) / x^2

answer: (xe^x - 2e^x +2) / x^3

- Math -
**MathMate**, Sunday, March 25, 2012 at 4:47pmAre these different from the previous posts?

http://www.jiskha.com/display.cgi?id=1332623656