Need help with practice problem!

1. Consider the solid H given by H = (x, y,z): x2 +y2+z2

l. Consider the solid Hgiven by 14 : x2 + y 2 +z2 < c/ , b < z where a, b, and c are constants such that 0 < b < c < a. Find the exact volume of H if a b = 2, and c = 2NE. Hint: work in cylindrical.