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6. Find a counterexample, if possible, to these universally quantified statements, where the domain for all variables consists of all integers. a) Vx (x²+2x) b) 3x (x²-9 <0)

6. Find a counterexample, if possible, to these universally quantified statements, where the domain for all variables consists of all integers. a) Vx (x²+2x) b) 3x (x²-9 <0)

Algebra: Structure And Method, Book 1
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
Chapter10: Inequalities
Section10.4: Solving Combined Inequalities
Problem 39WE
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6. Find a counterexample, if possible, to these universally quantified statements, where the domain for all variables consists of all integers. a) Vx (x²2² +22x) b) 3x (x²-9 <0)
Transcribed Image Text:6. Find a counterexample, if possible, to these universally quantified statements, where the domain for all variables consists of all integers. a) Vx (x²2² +22x) b) 3x (x²-9 <0)
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