To Find: Differentiation

NOTE : When 2 functions are in the product then we used product rule i.e

Formula used: (sin nu) = cos (nu)(nu)

Let us take y = sin 4x.

So, by using the above formula, we have

(sin4x) = cos (4x) (4x) = 4cos4x.

Differentiation of y = sin 4x is 4cos4x