Quiz 4.1-4.4 Review

Does this graph represent a linear function?

• Yes

• No

Does this graph represent a linear function?

• Yes

• No

Does this graph represent a linear function?

• Yes

• No

Why is a vertical line not a linear function?

• The graph doesn't make a straight line.

• It fails the vertical line test and is not a function at all

• It is a linear function

• Only angled lines are linear functions

What is the slope of the line?

• 3/6

• 1/2

• -2

• -1/2

What is the slope of the line?

• -4/3

• 3/4

• 4/3

• -3/4

What type of slope does the line have?

• zero

• undefined

• positive

• negative

What type of slope does the line have?

• zero

• undefined

• positive

• negative

Which equation represents a linear function?

• y = √x + 4

• y = x² - 3

• 3x + 5y = 10

• y = ∣x∣

Which sets of ordered pairs represent a linear function? Select all that apply.

• {(1,2), (2,3), (3, 5), (4, 10)}

• {(-1,3), (0,5), (1,7), (2,9)}

• {(5,0), (4,2), (3,4), (2,8)}

• {(-2,6), (-1,2), (0,-2),(1,-6)}