Prove by, Mathematical Induction (a)Prove that 12+ 22+ · · · + n2 =1/6 n(n + 1)(2n + 1) for all n ∈ N (b)Prove that 9n− 4n is a multiple of 5 for all n ∈ N (c)Prove that 12+ 32+ 52+ · · · + (2n − 1)2=n(2n − 1)(2n + 1)/3
Prove by, Mathematical Induction (a)Prove that 12+ 22+ · · · + n2 =1/6 n(n + 1)(2n + 1) for all n ∈ N (b)Prove that 9n− 4n is a multiple of 5 for all n ∈ N (c)Prove that 12+ 32+ 52+ · · · + (2n − 1)2=n(2n − 1)(2n + 1)/3
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter8: Sequences And Series
Section: Chapter Questions
Problem 67E
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Prove by, Mathematical Induction
(a)Prove that 12+ 22+ · · · + n2 =1/6 n(n + 1)(2n + 1) for all n ∈ N
(b)Prove that 9n− 4n is a multiple of 5 for all n ∈ N
(c)Prove that 12+ 32+ 52+ · · · + (2n − 1)2=n(2n − 1)(2n + 1)/3
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