Let S be the union of the two intervals (−∞,−6]\ and [−4,∞) Then S can also be described by the inequality |x−a|≥b how do you find a and b?

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section1.8: Solving Absolute Value Equations And Inequalities
Problem 2E
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 Let S be the union of the two intervals (−∞,−6]\ and [−4,∞)
Then S can also be described by the inequality |x−a|≥b

how do you find a and b?

 

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