# Chapter 1 - Section 1.8 - Inequalities - 1.8 Exercises: 48

(-$\infty$,-3) $\cup$ (1,$\infty$)

#### Work Step by Step

$x^{2}$ +2x $\gt$ 3 $x^{2}$ +2x -3 $\gt$ 0 (x+3)(x-1) $\gt$ 0 Factors are zero when x=-3 or x=1,endpoints don't satisfy the inequality, plug values from intervals to decide which of them satisfy the inequality.

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.