unit 1 math 1

Function

A kind of relation in which one variable uniquely determines the value of another variable.

Units of Measurement

A quantity used as a standard of measurement.

Equation

A statement that describes the equality of two expressions by connecting them with an equals sign.

Variable

A symbol that represents an unknown value.

Linera Equation

An equation that describes a straight line.

Accuracy

How close an approximation is to an actual value.

Coefficient

Number used to multiply a variable.

Factor

Number you multiply by to get another number.

Scale

The spacing of numbers on the axes of a graph.

Quanity

The amount of something.

Algebra

The branch of mathematics that deals with operations on sets of numbers and relationships between them.

Precision

The level of detail in a number or estimate. A precise number has many significant digits.

Unit Rates

The rate of one item.

Proportion

The result of dividing one number or expression by another. Sometimes a ratio is written as a proportion, such as 3;2 (three to two).

Modeling

Using a picture, equation, or system of equations to represent realworld phenomena. Models also represent patterns found in graphs and/or data.