Math Problem Statement
Solve the inequality. (Enter your answer using interval notation.) show work
2x3 + 9x2 − 18x ≥ 81
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Inequalities
Polynomials
Factoring
Formulas
Factoring cubic polynomials
Interval notation for inequalities
Theorems
Zero Product Property
Sign Testing for Polynomial Inequalities
Suitable Grade Level
Grades 10-12