Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Inequalities
Factoring
Quadratic Formula
Formulas
Quadratic formula: x = (-b ± √(b² - 4ac)) / 2a
Factoring quadratics: ax² + bx + c = 0
Theorems
Quadratic formula
Sign of quadratic expressions
Interval method
Suitable Grade Level
Grades 9-12