# Solve the equations and inequalities. a. −x^{2}−10x−9=0 b. −x^{2}−10x−9<0 c. −x^{2}−10x−9 leq0 d. −x^{2}−10x−9>0 e. −x^{2}−10x−9 geq0

Question
Equations and inequalities
Solve the equations and inequalities. $$a. −x^{2}−10x−9=0$$
$$b. −x^{2}−10x−9<0$$</span>
$$c. −x^{2}−10x−9 \leq0$$
$$d. −x^{2}−10x−9>0$$
$$e. −x^{2}−10x−9 \geq0$$

2020-12-03
$$a.(-9,-1)$$
$$b.(-\infty,-9)\cup(-1,\infty)$$
$$c.(-\infty,-9)\cup[-1,\infty)$$
$$d.(-9,-1)$$
$$e.[-9,-1]$$

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