(1 point) For each of the following, set up the integral of an arbitrary function f(x, y) over the region in whichever of rectangular or polar coordinates is most appropriate. (User for in your expressions.) (a) The region With a 0 integral- (b) The region b= pi/4 , and d sqrt(3)/2 dr t With a 1 c=2 integral- b=2 , and d 6 t F1 -1 -1 (sqrt(3)/2,1/2)