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x 2. +10x + 40

x 2. +10x + 40

College Algebra
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section: Chapter Questions
Problem 15T
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11. Try a few more complex values and see if vou can make a conjecture about values of a and b for which f (a + bi) is a real number. Explain how you arrived at your conjecture. x2 +10x + 40 a + bi f (a+ bi).
Transcribed Image Text:11. Try a few more complex values and see if vou can make a conjecture about values of a and b for which f (a + bi) is a real number. Explain how you arrived at your conjecture. x2 +10x + 40 a + bi f (a+ bi).
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