Suppose a, b are relatively prime integers. (a) Show that gcd(8a, 8b) = 8. (b) Show that d = gcd(a + 3b, 3a + b) must be a factor of 8.
Suppose a, b are relatively prime integers. (a) Show that gcd(8a, 8b) = 8. (b) Show that d = gcd(a + 3b, 3a + b) must be a factor of 8.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.4: Mathematical Induction
Problem 23E
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Suppose a, b are relatively prime integers.
(a) Show that gcd(8a, 8b) = 8.
(b) Show that d = gcd(a + 3b, 3a + b) must be a factor of 8.
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