1. Find all x, y, and z such that a) x = 3 (mod 4) x = 5 (mod 21) x = 7 (mod 25) b) 3y = 9 (mod 12) 4y 5 (mod 35) 6y 2 (mod 11) c) z = 1 (mod 12) z = 4 (mod 21) z = 18 (mod 35)
1. Find all x, y, and z such that a) x = 3 (mod 4) x = 5 (mod 21) x = 7 (mod 25) b) 3y = 9 (mod 12) 4y 5 (mod 35) 6y 2 (mod 11) c) z = 1 (mod 12) z = 4 (mod 21) z = 18 (mod 35)
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.5: Congruence Of Integers
Problem 30E: 30. Prove that any positive integer is congruent to its units digit modulo .
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