Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Question 1. Let a,b e Z (with at least one of a, b non-zero) and let d = gcd(a,b).
Prove that gcd
= 1.
d'd)
If d = 1, prove that
[1 if a is odd
gcd(a, 2b) =
if a is even
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Transcribed Image Text:Question 1. Let a,b e Z (with at least one of a, b non-zero) and let d = gcd(a,b). Prove that gcd = 1. d'd) If d = 1, prove that [1 if a is odd gcd(a, 2b) = if a is even
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