For all n>1,prove that 1^2+2^2+3^3+....+n^2=n(n+1)(2n+1)/6

1.	For all n>1,prove that 1^2+2^2+3^3+....+n^2=n(n+1)(2n+1)/6
Answer» First prove for 2 . Put n = 2 and prove LHS and RHS equal then assume the result true for n = k and then prove for n = k + 1 . You get your LHS and RHS equal

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