The real solutions of x 2 + 2x - 8 > 0 are the x-values for which
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The real solutions of x2 + 2x - 8 > 0 are the x-values for which the graph in Exercise 83 lies below the x-axis. These are values of x for which ƒ(x) > 0 is true. What interval of x-values represents the solution set of this inequality?
Exercise 83
Graph ƒ(x) = x2 + 2x - 8.
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Related Book For
College Algebra
ISBN: 978-0134697024
12th edition
Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
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