Mathematical Variables Defined
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What are mathematical variables? Identify the different types of variables and provide examples at least for one of the types.
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Solution Summary
This solution defines and illustrates the use of variables in mathematics. Examples of variables used in algebra and statistics are provided. The different types of variables are explained.
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In algebra, a variable is a symbolic place holder that represents where a numeric value can be placed within a function or expression. Several examples are:
Expressions:
1/x This means 1 divided by any number, x.
5x This means 5 times any number x.
x=4 This means that the variable x is assigned to 4.
Equalities:
y= mx +b This means that the variable y is the range that will be determined by the domain x, the slope m, and the y-intercept b. This is the slope-intercept form of a linear ...
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