Question

How do you differentiate `x+4/x`?

Answer 1

`1-4/x^2`

Explanation:

Begin by expressing `x+4/x=x+4x^-1`

now differentiate using the `color(blue)"power rule"`

`rArrd/dx(x+4x^-1)=1-4x^-2=1-4/x^2`