How do you find the derivative of $f (x) = sin 8 x$ $f(x)=sin8x$ ?

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Answer 1 · 2018-04-14T03:03:32

$f'(x)=8cos(8x)$

This will require a single application of the Chain Rule, as a result of the $8x.$

$f'(x)=cos(8x)*d/dx8x$

$f'(x)=8cos(8x)$

How do you find the derivative of f(x)=sin8xf(x)=sin8xf(x)=sin8x?