Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
One-to-one function
Injective function
Rational function
Linear function
Formulas
Square root function: k(x) = sqrt(2x + 7)
Constant function: k(x) = -5/4
Rational function: k(x) = (4x)/(5x - 6)
Linear function: k(x) = 3x
Theorems
Horizontal line test: Determines whether a function is one-to-one.
Suitable Grade Level
Grades 9-12
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