Sum of Squares

[Dr. Ashani Dasgupta]

Find the sum of $$ 1^2 + ... + k^2 $$

[Gopinath Rajee]

The way you find all the squares until some number k you have to square k and add k-1. The formula is: kˆ2+(k-1).

[A]

Induction on n=K+1 will yield the summation is $$ n^2(n+1)^2/4 $$

 

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