Cp algebra 1 vocab unit 1

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Variable

Variable

A symbol used to represent a quantity that can change

Factors

quantities being multiplied together

Continuous function

a function graphed with an unbroken line or curve

Coordinate system

Is made up of two number lines, one horizontal and the other veritical

Like terms

terms that contain the same variables, with corresponding variables having the same power

Coefficient

A number multiplied by a variable

Domain

The set of the first number of the ordered pairs of a function

Intercept

points where the graph intersects an axis (X or Y)

Range

The set of second numbers of the ordered pairs in a relation

Exponent

a number indicating how many times a base is repeated

algebraic expression

Is made up of numbers, variables and operations

Multiplicative inverse

Numbers whose product is 1

Function

A relation in which each X has only one Y

Discrete function

A function whose points are not connected with a line or smooth curve