The area (in sq. units) of the region A = x, y ≥ R × R | 0 ≤ x ≤ 3, 0 ≤ y ≤ 4, y ≤ x2 + 3x is :
596
536
8
263
A.
∫01x2 + 3xdx + 8= 596
∫sin5x2sinx2dx is equal to :
(where c is a constant of integration)
x + 2sinx + 2sin2x + c
2x + sinx + sin2x + c
2x + sin2x + 2sinx + c
x + sin2x + 2sinx + c