Question

How to find derivative of a function wrt another function?

Answer 1

Answer:

$= >$

You can refer the theorem given below :

Theorem

If y=f(u) is a differentiable function of u =g(x) is a differentiable function of x then y=f[g(x)] is a differntiable function of x and

$\frac{dy}{dx} = \frac{dy}{du} . \frac{du}{dx}$