Horizontal Line

Use the horizontal line test to determine if the function has an inverse function.

• yes

• no

Use the horizontal line test to determine if the function has an inverse function.

• yes

• no

Use the horizontal line test to determine if the function has an inverse function.

• yes

• no

Use the horizontal line test to determine if the function has an inverse function.

• yes

• no

Which type of line runs parallel to the x-axis?

• Horizontal line

• Vertical line

• Both

• Neither

What is the equation of the line in the graph?

• x = −1

• y = −1

• y = −1x

• y = x − 1

Does the following equation represent a vertical line, a horizontal line, or neither?

y = −3

• vertical

• horizontal

• neither

Does a line with the following slope represent a vertical line, a horizontal line, or neither?

Slope of 0

• vertical

• horizontal

• neither

What is the equation of the line shown in the graph?

• y = 0

• y = 1

• y = 2

• x = 1