Q30 Let R be the region enclosed by the paraboloid x = 3 - y? - 23 and the plane y = $r. a Set up the integral JJJR f(x, y, =) dV with = as the inner variable. 481 Section 6.4 Exercises b Set up the integral JJJRf(x, y, =) dV with a as the inner variable. C Explain why it would be difficult to set up JJJ, f (x, y, =) dV with y as the inner variable