Let R be the region enclosed by the ellipse + x² y² 1. the Jacobian 4 9 transformation x = 2r cos(0) and y 3r sin (0) to find: 2 !! Sf 331 d R dA Ə(x, y) a(r, 0) 3. Evaluate the integral - - !! [ f(r, 0) dr de, where S is the corresponding region on the r 9-plane. S 2y JJ 23410 R 1 and above the x-axis. Use the f(r, 0) = (Enter theta for 0; for example, enter r^2*sin(theta) for r² sin(0); enter a pair of parentheses for the angle) dA= = 1.5 pts ff f(r, 0) dr d0 = S