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OpenStudy (anonymous):
find the derivative of: y= tan^2 x
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OpenStudy (anonymous):
soo here we have to use chain rule. so derivative of tan^2(x) is ... 2tan(x) * derivative of tan(x) which is ... sec^2(x) so the answer is 2tan(x)sec^2(x)
OpenStudy (anonymous):
thank you!!!! that's what i got =D
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