∫- 111 - xdx is equal to
- 2
0
2
4
C.
We have, I = ∫- 111 - xdxHere, - 1 ≤ x ≤ 1⇒ 1 - x ≥ 0∴ I = ∫- 111 - xdx = x - x22- 11 = 1 - 12 + 12 + 1 = 2
∫xexdx is equal to
2x - ex - 4xex + c
2x - 4x + 4ex + c
2x + 4x + 4ex + c
1 - 4x ex + c
∫dxx2 + 2x + 2 is equal to
sin-1x + 1 + c
sinh-1x + 1 + c
tanh-1x + 1 + c
tan-1x + 1 + c