Recent content by sbsbsbsb

Figured it out the second I put it up. Removed a 2³ as a 2.

Homework Statement Prove the following result using mathematical induction: 2³+4³+6³+...+(2n)³=2n²(n+1)² for all n>or=1 Homework Equations The Attempt at a Solution n=1: (2(1))³=2(1)²(2)³ 8=8 Assume n=k 2³+4³+6³+...+(2k)³=2k²(k+1)² n=k+1...