# How to Write Functions in Math?

You can graph circles, ellipses, lines and parabolas and represent all these by equations in math. However, not all these equations are functions. In math, a function is an equation with only one o...
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http://www.ehow.com/how_8315770_write-functions-math.html

## How to Write Functions as Products of Two Linear Functions?

A function is linear if its graph is a straight line. A linear equation, such as y = 3x + 1, can be written as a function by removing the equal sign and adding functional notation, e.g. f(x): 3x + ...
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http://www.ehow.com/how_8493014_write-products-two-linear-functions.html

## How to Learn Math Functions?

A function is a mapping between two sets of data. Imagine two lists of numbers, such that there is a line between every item in the first list and every item in the second. The first list comprises...
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http://www.ehow.com/how_8315883_learn-math-functions.html

## How to Find the Domains of Functions in Math?

Functions are mathematical relationships that involve one or more unknown numbers, or variables, commonly represented by the numbers x, y or other letters. Finding the domain of a function is a com...
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http://www.ehow.com/how_8133808_domains-functions-math.html

## Can Functions in Math Have Exponents?

An exponent, in mathematics, essentially means repeated multiplication. Exponents are represented either by superscripts or by the number following a ^. For example, in 2^3 the 3 is the exponent, ...
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http://www.ehow.com/info_8388545_can-functions-math-exponents.html