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Function (mathematics) - Wikipedia


The above definition of "a function from X to Y" is ... With one definition saying the function defined by f(x) = x<sup>2</sup> ...

Definition of Function - Math is Fun


A function is a special relationship where each input has a single output. It is often written as "f(x)" where x is the input value. Example: f(x) = x/2 ("f of x is x ...

Function definition - Math Insight


A technical definition of a function is: a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output. This means that ...

What is a function? | Introduction to functions | Functions | Algebra I ...


You have to remember that in algebra, what is done to one side of the equation has to .... By definition of a function, a circle cannot be a solution to a function.

Mathematical function - definition of mathematical function by The ...

www.thefreedictionary.com/mathematical function

Noun, 1. mathematical function - (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an ...

What is a function rule in mathematics? | Reference.com


A function is a relationship in math between two variables, often x and y, and for every value of x there is exactly ... What is the definition of "plane trigonometry"?

Definition of Function | Define Function - Algebra 1 - Free Math ...


Function is a relation in which each element of the domain....complete information about the function, definition of an function, examples of an function, step by ...

Function - math word definition - Math Open Reference


Functions - how they transform one value into another in a defined way.

mathematical function - Dictionary Definition : Vocabulary.com

www.vocabulary.com/dictionary/mathematical function

(mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range ...

Relations and Functions - Regents Exam Prep Center


Relations and Functions. ... Definition of a Relation ... Function: A function is a set of ordered pairs in which each x-element has only ONE y-element associated ...

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Algebra - The Definition of a Function - Pauls Online Math Notes


This seems like an odd definition but we'll need it for the definition of a function ( which is the main topic of this section). However, before we actually give the ...

Function -- from Wolfram MathWorld


of values at which a function is defined is called its domain, while the set f(A) ... Ch. 27 in Handbook of Mathematical Functions with Formulas, Graphs, and ...

What is a function? (video) | Khan Academy


Functions assign a single unique output for each of their inputs. In this video, we see ... If you're seeing this message, it means we're having trouble loading external resources for Khan Academy. If you're behind a ... Subjects. Math by subject.