Homework Statement
Find \iiint (x^{2n} + y^{2n} + z^{2n})\,dV where the integral is taken over the region of 3D space where x^{2} + y^{2} + z^{2} \leq 1
Homework Equations
The Attempt at a Solution
I tried doing this in Cartesian coordinates, but the limits of integration got...