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Calculus questions for math

label Calculus
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given f(x)=sin(cos2x) find f'(pie/4)

Show a ton of work, I need explanation for this answer, so i can actually do problems like these. not just the answer.

Nov 18th, 2014

f'(x)=cos(cos2x)*(-sin2x)*2

=-2sin2x*cos(cos2x)

f'(pie/4)=-2*(sin90)*cos(cos90)

=-2*1*cos(0)

=-2

Nov 18th, 2014

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Nov 18th, 2014
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Nov 18th, 2014
Sep 22nd, 2017
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