The figure to the right shows four regions bounded by the graph of y=x sin x: R1, R2, R3, and R4, whose areas are 1, -1, +1, and 2-1, respectively. Use this information to evaluate the following integral. 2 S 3/2 x sin x dx Area-1 R₁₂ y=xsin x Area -1 " Area = +1 2 R₁ Area-2-