The equation 21x=49 (mod 70) has: * O None of these O no solution modulo 70 6 non-congruent solutions modulo 70 21 non-congruent solutions modulo 70 7 non-congruent solutions modulo 70

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.7: Problem Solving: Consecutive Integers
Problem 14OE
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The equation 21x=49 (mod 70) has: *
O None of these
no solution modulo 70
6 non-congruent solutions modulo
70
21 non-congruent solutions modulo
70
7 non-congruent solutions modulo
70
Transcribed Image Text:The equation 21x=49 (mod 70) has: * O None of these no solution modulo 70 6 non-congruent solutions modulo 70 21 non-congruent solutions modulo 70 7 non-congruent solutions modulo 70
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