Hi

I would like some help on solving this problem:

This is what i have done so far:

$\displaystyle 3x(2x-1)^3$

$\displaystyle u=3x$

$\displaystyle v=(2x-1)^3$

$\displaystyle 3(2x-1)^3+(6(2x-1)^2)(3x)$

$\displaystyle (2x-1)^3+8(2x-1)^2(3x)$

This is where i get stuck.

P.S