Math Problem Statement
r(×)=×+5, q(×)=2ײ-5: find q(r(-2)).
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Functions
Composite Functions
Quadratic Functions
Formulas
r(x) = x + 5
q(x) = 2x² - 5
q(r(x)) = 2(r(x))² - 5
Theorems
Function Composition
Suitable Grade Level
Grades 9-10
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