1.1: Functions and Function Notation - Mathematics LibreTexts
https://math.libretexts.org/Courses/North_Hennepin_Community_College/Math_1120%3A_College_Algebra_(Lang)/01%3A_Meet_the_Functions/1.01%3A_Functions_and_Function_Notation
WEBJan 30, 2024 · Definition: Function. A function is a rule for a relationship between an input, or independent, quantity and an output, or dependent, quantity in which each input value uniquely determines one output value. We …
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