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10. Prove the following statement by contradiction. “V odd inte- gers a and b, 4 { (a² + b²)."

10. Prove the following statement by contradiction. “V odd inte- gers a and b, 4 { (a² + b²)."

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.1: Real Numbers
Problem 5E
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9. Prove the following statement by contrapositive. "Va, b e Z, if ab is odd, then a is odd and b is odd." 10. Prove the following statement by contradiction. "V odd inte- gers a and b, 4 { (a² + b²)."
Transcribed Image Text:9. Prove the following statement by contrapositive. "Va, b e Z, if ab is odd, then a is odd and b is odd." 10. Prove the following statement by contradiction. "V odd inte- gers a and b, 4 { (a² + b²)."
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