Inequalities that involve more than two factors, such as (3x - 4)(x + 2)(x + 6)

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Inequalities that involve more than two factors, such as (3x - 4)(x + 2)(x + 6) ≤ 0, can be solved using an extension of the method shown in to see how the method is extended.

On a single number line, do the following.

(a) Graph the intervals that satisfy the inequality, including endpoints. This is the graph of the solution set of the inequality.

(b) Write the solution set in interval notation.

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Related Book For  answer-question

College Algebra

ISBN: 978-0134697024

12th edition

Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

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