How do you find the derivative of $cos (π \cdot x^{2})$ $cos(pi*x^2)$ ?

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Answer 1 · 2015-12-31T13:21:29

You will apply chain rule of derivatives.

First you take derivative with respect to x^2 , multiplied with derivative of x^2 with respect to x.

How do you find the derivative of cos(π⋅x2)cos(pi*x^2)?