V. Suppose that a and b are integers, a = 7 (mod 19), and b = 5 (mod 19). Find the integer c with 0 scs 18 such that: 12. (a – b) = c mod 19 13. (7а + 3b) 3 с тоd 19 14. (2а? + 3b?)%3с тod 19 15. (a³ + 4b3) = c mod 19
V. Suppose that a and b are integers, a = 7 (mod 19), and b = 5 (mod 19). Find the integer c with 0 scs 18 such that: 12. (a – b) = c mod 19 13. (7а + 3b) 3 с тоd 19 14. (2а? + 3b?)%3с тod 19 15. (a³ + 4b3) = c mod 19
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 57E
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