Algebra 1 Linear Vocabulary

Front

If ZERO is in the NUMERATOR, the slope is

Back

zero

Front

A line that slants down from left to right is called a

Back

negative slope

Front

What is any set of ordered pairs?

Back

Relation

Front

The vertical axis on a coordinate plane is called the

Back

y-axis

Front

Which of the following equations match the given graph? x < -1, x ≤ -1, x > -1, x ≥ -1

Back

x < -1

Front

What is the slope of a horizontal line?

Back

zero

Front

What is the slope of a vertical line?

Back

undefined

Front

The formula for slope (m) is:

Back

m = (y2 - y1) / (x2 - x1)

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What is a function?

Back

A relation where each input has exactly one output.