Horizontal Line Test and Vertical Line Test

if all vertical lines intersect the graph no more than once

• Input

• Output

• Horizontal Line Test

• Vertical Line Test

Does the following relation represent a function?

• yes it passes the vertical line test

• no it doesn't pass the vertical line test

• yes it passes the horizontal line test

• no it doesn't pass the horizontal line test

Which of functions represents the graph?

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7B

If a graph represents a function it must pass the

• vertical line test

• horizontal line test

• variable test

• y-intercept

Which type of line has a slope of zero?

• vertical line

• y = x

• horizontal line

• downhill line

Tags

CCSS.8.EE.B.5

Which graph does NOT pass the vertical line test?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)

• (3,4) (4,-3) (7,4) (3, 8)

• (6,-5) (7, -3) (8, -1) (9, 1)

• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

What is the test to determine if a graph represents a function?

• Horizontal line test

• Vertical line test

• Heidelberg Uncertainty Test

• Obi Wan Kenobi Test

Is this graph a function or not a function? 

• Function 

• Not a Function

Is y a function of x?

• function

• not a function