Express as an interval: (a) {x : |x 5| < 4} (b) {x : |5x +

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Express as an interval:

(a) {x : |x − 5| < 4} 

(b) {x : |5x + 3| ≤ 2}

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Calculus

ISBN: 9781319055844

4th Edition

Authors: Jon Rogawski, Colin Adams, Robert Franzosa

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