The shaded region between the graphs of y = 2x² + 20 and y = 3.1 – 15 is displayed below in orange. 25 10 X -407 The shaded region lies between I = ✓ and = 7 2 A typical rectangle is shown in the diagram located at position x. What is the area of this rectangle, in terms of r? -22 - 2x - 35 X AC Now find the total area of the orange shaded region. Write your answer in exact form. A= 595 3 Х not a valid integer or decimal number.