Please explain and check your answer again 8. Use a direct proof to show that the sum of two rational numbers is rational.

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8. Use a direct proof to show that the sum of two rational numbers is rational.

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 33E: Use the fact that 3 is a prime to prove that there do not exist nonzero integers a and b such that...

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8. Use a direct proof to show that the sum of two rational numbers is rational.

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