Math Problem Statement
Tentukan himpunan penyelesaian dari |x|/(x + 1) <= |x - 3|/(x + 7)
Solution
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Math Problem Analysis
Mathematical Concepts
Inequalities
Absolute Value
Algebraic Functions
Rational Inequalities
Formulas
Absolute value: |x| = x if x ≥ 0, and |x| = -x if x < 0
Inequality properties for rational expressions
Critical points: Solving for when expressions involving denominators and absolute values change
Theorems
Properties of absolute value functions
Sign analysis for inequalities
Suitable Grade Level
Grades 10-12
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