Use the method of cylindrical shells to find the volumeVgenerated by rotating the region bounded by the given curves about they-axis.

y=15e^x2,y= 0,x= 0,x= 1

Use the method of cylindrical shells to find the volumeVof the solid obtained by rotating the region bounded by the given curves about thex-axis.

x=8y²2y³,x= 0