Derivative of sec^2 (x) how do I do this?? I know the answer is 2tanxsec^2 x thank you.
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Originally Posted by BabyMilo Derivative of sec^2 (x) how do I do this?? I know the answer is 2tanxsec^2 x thank you. Use the definition of sec(x) and the quotient rule.
sec(x) = 1/cos^2 (x) ? oh oh, i solved it thank you.
Last edited by BabyMilo; Jun 14th 2011 at 03:29 AM.