-2*x*sin(2*x - 3) + cos(2*x - 3)
$$- 2 x \sin{\left(2 x - 3 \right)} + \cos{\left(2 x - 3 \right)}$$
-4*(x*cos(-3 + 2*x) + sin(-3 + 2*x))
$$- 4 \left(x \cos{\left(2 x - 3 \right)} + \sin{\left(2 x - 3 \right)}\right)$$
4*(-3*cos(-3 + 2*x) + 2*x*sin(-3 + 2*x))
$$4 \left(2 x \sin{\left(2 x - 3 \right)} - 3 \cos{\left(2 x - 3 \right)}\right)$$