Find the area of the region bounded by the curve y 2 = 4x and the line x = 3
The region bounded by the parabola, y2 = 4x, and the line, x = 3, is the area OACO.
The area OACO is symmetrical about x-axis.
∴ Area of OACO = 2 (Area of OAB)
Therefore, the required
area is
units.