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Appendix A
Glossary
absolute value A number’s distance from zero on the number line.

addition property of equality Adding the same number or term to both sides of a true equality creates a new equation that is also true.

associative property Terms can be grouped in any order for addition or multiplication.

base The number or variable in an exponential expression that is raised to a power or exponent (in x3, x is the base and 3 is the power or exponent).

binomial A polynomial with two terms. Examples are x + y; 2a - 5; x2 + 7.

coefficient The number in front of the variable. For example, in 3x, 3 is the coefficient.

common denominator The number or variable(s) that are the same denominator in two or more fractions, so that the fractions ...

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