Question

What is the derivative of `arctan(x)+4e^x`?

Answer 1

`1/(1+x^2)+4e^x`

Explanation:

`•color(white)(x)d/dx(arctanx)=1/(1+x^2)" and "d/dx(e^x)=e^x`

`rArrd/dx(arctanx+4e^x)`

`=1/(1+x^2)+4e^x`