Unit 2 Vocabulary Test (Dean, Dixon, Jones, Baxter)

Front

What is a non-proportional relationship?

Back

A relationship where the ratios of quantities are not equal, indicating that the two quantities do not maintain a constant ratio.

Front

What is the range in a relation?

Back

The set of all possible y-values in the ordered pairs of a relation.

Front

What defines a relation in mathematics?

Back

A relation is defined as a set of ordered pairs, typically consisting of x and y values.

Front

What does a negative slope indicate on a graph?

Back

A negative slope indicates that the line is decreasing from left to right.

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers that represent the location of a point on a coordinate grid, typically written as (x, y).

Front

How can you determine if two quantities are proportional?

Back

Two quantities are proportional if their ratios are equal.

Front

What is the difference between the domain and range of a relation?

Back

The domain is the set of all possible x-values, while the range is the set of all possible y-values in the relation.

Front

What is the significance of the slope in a linear equation?

Back

The slope indicates the steepness and direction of the line; a positive slope means the line rises, while a negative slope means it falls.

Front

What does it mean for a relation to be a function?

Back

A relation is a function if each input (x-value) corresponds to exactly one output (y-value).

Front

What is the graphical representation of a relation?

Back

A relation can be represented graphically as a set of points plotted on a coordinate plane.