18. Prove: n ΣΚ k = 0 = n(n + 1)(2n + 1) 6

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section: Chapter Questions
Problem 63RE
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18. Prove:
n
2
[ K²
k = 0
n(n+1)(2n + 1)
6
Transcribed Image Text:18. Prove: n 2 [ K² k = 0 n(n+1)(2n + 1) 6
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