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(i) in n(n+ 1) r = r=1 (ii) n(n+ 1) (2n + 1) 6. r=1 (iii) in 2. n(n+1)]2 3

(i) in n(n+ 1) r = r=1 (ii) n(n+ 1) (2n + 1) 6. r=1 (iii) in 2. n(n+1)]2 3

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section: Chapter Questions
Problem 5T
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(c) Derive the following formulae

 

(i) n n(n+ 1) r = r=1 (ii) in n(n + 1) (2n + 1) 6. r=1 (ii) n(n+ 1) 2 r=1
Transcribed Image Text:(i) n n(n+ 1) r = r=1 (ii) in n(n + 1) (2n + 1) 6. r=1 (ii) n(n+ 1) 2 r=1
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