Consider the following theorem:If r and s are rational numbers, then the product of r and s is a rational number.(a) State the facts that we assume in a direct proof of this theorem. Be mathematically precise.(b) State the fact that we prove in a direct proof of this theorem. Again, be mathematically precise.(c)Using a direct proof, prove the theorem stated in the previous question

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter5: Rings, Integral Domains, And Fields
Section5.4: Ordered Integral Domains
Problem 13E: 13. Prove that if and are rational numbers such that then there exists a rational number such...
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Consider the following theorem:
If r and s are rational numbers, then the product of r and s is a rational number.
(a) State the facts that we assume in a direct proof of this theorem. Be mathematically precise.
(b) State the fact that we prove in a direct proof of this theorem. Again, be mathematically precise.
(c)Using a direct proof, prove the theorem stated in the previous question

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