- #1
Loren Booda
- 3,125
- 4
Given nonzero whole numbers n, prove
13+23+33+...+n3=(1+2+...n)2
I figured this out numerically, but lack the skills to solve it analytically (no doubt by induction) and could not find it in my table of summations. I'm too old for this to be homework.
13+23+33+...+n3=(1+2+...n)2
I figured this out numerically, but lack the skills to solve it analytically (no doubt by induction) and could not find it in my table of summations. I'm too old for this to be homework.