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Determine whether the following is true: :(I - uzz)|E ZBu 'S ZuA (e) (b) 12+22 + 32 + ... + 712 = n(n + 1)(2n

Determine whether the following is true: :(I - uzz)|E ZBu 'S ZuA (e) (b) 12+22 + 32 + ... + 712 = n(n + 1)(2n + 1) IZu'ZauA 6

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