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A function is a rule or correspondence which associates to each number x in a set A a unique number f(x) in a set B. The set A is called the domain of f and the set of all f(x)'s is called the range!

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Mariam younis -function is a set of inputs that present the domain, and outputs that presents the range.

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Mariam younis -function is a set of inputs that present the domain, and outputs that presents the range.

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More about it!

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Functions involve one or more variables

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The terms and usage

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A function is the relationship between two variables and how one affects the other.

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Functions are like rules that identify the relationship between a dependent and independent variable. An example is "f(x)="

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Mariam younis - that functions are very important and its so helpful 

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Mariam younis - that functions are very important and its so helpful 

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shaikha- recall the types of functions and the graph of functions

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To get to know about it more in depth

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I want to learn more about how functions are used.

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shaikha- functions is a relationship between set of input and output. ( domain and range)  

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shaikha- functions is a relationship between set of input and output. ( domain and range)  

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Maryam ibrahim -calculus is to have an overall comfort with algebra,geometry,and trigonometry

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Maryam ibrahim -calculus is to have an overall comfort with algebra,geometry,and trigonometry

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Moza- A function is a process or a relation that associates each element x of a set X, the domain of the function, to a single element y of another set Y (possibly the same set), the codomain of the function.

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Moza- A function is a process or a relation that associates each element x of a set X, the domain of the function, to a single element y of another set Y (possibly the same set), the codomain of the function.