Prove that 12 22 + 32 + + (-1)n+1n2 = (-1)n+1n(n + 1)/2

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Prove that 12 22 + 32 + ∙ ∙ ∙ + (-1)n+1n2 = (-1)n+1n(n + 1)/2 for all n ∈ N.

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Introduction to Real Analysis

ISBN: 978-0471433316

4th edition

Authors: Robert G. Bartle, Donald R. Sherbert

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Question Posted: Apr 07, 2016 10:51 AM

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Prove that 12 22 + 32 + + (-1)n+1n2 = (-1)n+1n(n + 1)/2

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Equality holds for n 1 ...View the full answer

Introduction to Real Analysis

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