The area (in sq. units) bounded by the curve y = x|x|, X-axis and the lines x = -1 and x = 1 is:

The area (in sq. units) of the region bounded by the lines x = 0, x = π2 and the functions f(x) = sin(x), g(x) = cos(x) is:

The area bounded by the X-axis and the curve y = x(x - 2)(x + 1) is:

The area of the region bounded by { (x, y) : xy ≤ 8, 1 ≤ y ≤ x2 } is: