Sunday
April 20, 2014

Homework Help: Calculus

Posted by Janet on Sunday, March 20, 2011 at 7:47pm.

I need help with finding first and second derivative--simplify your answer.
Y=xtan(x)

I solved first derivative
xsec^2(x) + tan(x)

I don't understand how to get the first...can someone show me the steps with explanation?

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