Question

(2x)/(x-1)
Find the derivative using quotient rule

Answer 1

Explanation:

see pic below for quotient rule

`((2x)'(x-1)-(2x)(x-1)')/((x-1)^2)=(2(x-1)-2x)/((x-1)^2)=(2x-2-2x)/((x-1)^2)=-(2)/((x-1)^2)`