Using PMI Prove that 1^2 + 2^2 + ......... + n^2 n^3/3 Share with your friends Share 12 Varun.Rawat answered this Kindly refer the following link :https://www.meritnation.com/ask-answer/question/using-principle-of-mathematical-induction-prove-that-12-2/principle-of-mathematical-induction/5980042 -9 View Full Answer