Prove or give a counterexample to the following statements. 1. Suppose a, b, and care integers such that alc and b|c. Then alb. 2. Suppose a, b, and c are integers such that alc and blc. Then (a + b)|c. 3. Suppose a, b, and c are integers such that alb. Then albc. 4. Suppose a, b, and c are integers such that alb and a|c. Then al(b + c).
Prove or give a counterexample to the following statements. 1. Suppose a, b, and care integers such that alc and b|c. Then alb. 2. Suppose a, b, and c are integers such that alc and blc. Then (a + b)|c. 3. Suppose a, b, and c are integers such that alb. Then albc. 4. Suppose a, b, and c are integers such that alb and a|c. Then al(b + c).
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.4: Prime Factors And Greatest Common Divisor
Problem 9TFE
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