# Inequalities

**Question**

- Solve the inequalities of
*x*^{2}+ 12*x*– 13 > 0. - Solve (
*x*– 1)(2*x*^{2}– 7*x*– 15) > 0. - Solve (
*x*+ 5)/(*x*– 12) > 0.

*Guide: Factor completely all the equations and set it to zero.*

**Answer**

*x*< – 13,*x*> 1- -3/2 <
*x*< 1,*x*> 5 *x*< – 5,*x*> 12

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