Homework: Homework: Section Question 7, 5.2.43 HW Score: 14.29%, 6 of 42 5.1/5.2 (The Integral) points 0 Points: I] of 3 Homework: Homework: Section Question 3! 514? 5.15.2 [The Integral} The gure to the light shows four regions bounded by the graph of y = 3: sin x: R1, R2, R3, and R4 whose areas are 1, 1': 1, 1+ 1, and 21: 1, respectively. Use this information to evaluate the following integral. 3xf2 stinxdx 3:!2 I x sin x dx= E (Type an exact answer, using It as needed.)