a) \(\frac{n(n+1)}{2}\)
b) \((\frac{n(n+1)}{2})^3\)
c) \(\frac{n(n+1)(2n+1)}{6}\)
d) \((\frac{n(n+1)}{2})^2\)
Find the sum of squares of first n terms.
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answerhappygod
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Find the sum of squares of first n terms.
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