Question

What is the derivative of `ln(ln(2x))`?

Answer 1

The answer is: `y'=1/(xlnx)`

The rule of derivative of function of function says:

`y=f(g(x))rArry'=f'(g(x))*g'(x)`.

So:

`y'=1/ln(2x)*1/(2x)*2=1/(xlnx)`.