The percentages of police officers who are women are listed in the table for various city populations. City Population (in thousands) Value Used to Represent City Population (in thousands) Percent 0-9.999 8.3 10-24.999 17.5 7.5 25-49.999 37.5 8.5 50-99.999 75 9.4 100-249.999 175 11.7 250 or more 300 17 Source: FBI Uniform Crime Report

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.