# Solve the equations and inequalities. Write the solution sets to the inequalities in interval notation. −x^{3}−5x^{2}+4x+20<0

Question
Equations and inequalities
Solve the equations and inequalities. Write the solution sets to the inequalities in interval notation. $$\displaystyle−{x}^{{{3}}}−{5}{x}^{{{2}}}+{4}{x}+{20}{<}{0}$$</span>

2020-12-31
$$\displaystyle{\left(-{5},-{2}\right)}\cup{\left({2},\infty\right)}$$

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