Solve the inequality x2 - x - 2 > 0  a. -1 < x < 2 b.  x < -1 or x > 2 c.  x < -2 or x > 1

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter0: A Review Of Basic Algebra
Section0.1: Sets Of Real Numbers
Problem 74E
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Solve the inequality x2 - x - 2 > 0 

a.

-1 < x < 2

b.

 x < -1 or x > 2

c.

 x < -2 or x > 1

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