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April 23, 2014

Homework Help: calculus

Posted by anonymous on Sunday, March 20, 2011 at 3:44pm.

find the derivative of f(x)=x^2sec^2(3x)
also with g(x)=sqrt(cosxsecx) i get zero because cos and sec cancel each other out and derivative of a constant is zero... am i doing something wrong?

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