Please answer a. and b. Thank you!

2 2 7x X Let R be the region bounded by the upper half of the ellipse + y2 =1 and the parabola y = . 8 v5 a. Find the area of R. b. Which is greater, the volume of the solid generated when R is revolved about the x-axis or the volume of the solid generated when R is revolved about the y-axis? a. Set up an integral that can be used to find the area of R. I( dx (Type exact answers.)