math expression

1 = Ax(x - 2) + B(x - 2) + Cx2

Let x = 0, and this gives B = -1/2.

Let x = 2, and this gives C = 1/4.

Comparing coefficients for x2, we obtain A + C = 0.

So A = -1/4.

Therefore

math expression

So the integral required is:

math expression