Prove by using the principle of mathematical induction for all n ∈ N

Question

Prove the following by using the principle of mathematical induction for all n ∈ N:

1³ + 2³ + 3³ + … +n³ = {n(n+1)/2}²

Answer 1

Solution for 1³ + 2³ + 3³ + … +n³ = {n(n+1)/2}²