4. Let p(n) be 8 n - 3 n is a multiple of 5. Prove that p(n) is a tautology over N.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.1: Ideals And Quotient Rings
Problem 19E: 19. Let and be nonzero integers. Prove that if and only if divides .
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4. Let p(n) be 8 n-3 n is a multiple of 5. Prove that
p(n) is a tautology over N.
Transcribed Image Text:4. Let p(n) be 8 n-3 n is a multiple of 5. Prove that p(n) is a tautology over N.
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