Welcome to your Integral calculus quiz
4.
The shaded region is enclosed by the curve y = x^3 − 7x and the line y = 2x, as shown in the diagram. The line y = 2x meets the curve y = x3 − 7x at O(0, 0) and A(3, 6). Do NOT prove this.

Use integration to find the area of the shaded region.