Question 1067630
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3. Prove that for any natural number n, 1^2 + 2^2+...+n^2 = [n(n+1)(2n+1)]/6
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&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=http://www.algebra.com/algebra/homework/Sequences-and-series/Mathematical-induction-for-sequences-other-than-arithmetic-or-geometric.lesson>Mathematical induction for sequences other than arithmetic or geometric</A>

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