TÌM X X22DX1 (X 2) X 2 C1 (X 2) C21 (X 2) C22 21 X 2 C23 3 3 ...
Câu 23: Tìm
x x2
2dx1 (x 2) x 2 C1 (x 2) C2
2
2
1 x 2 C2
3 3 2 D. A. B. C. ln5
I xdx22
2dx1 (x 2) x 2 C1 (x 2) C2
2
2
1 x 2 C2
3 3 2 D. A. B. C. ln5
I xdx2