Introduction to Functions

Is the graph below a function?

• yes

• no

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

Explain why the graph below is not a function.

• It fails the vertical line test.

• It passes the vertical line test.

• It fails the horizontal line test.

• It passes the horizontal line test.

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

• 1

• 2

• 3

• 4

Tags

CCSS.8.F.A.1

Choose each relation that is a function.

• x = -3

• 3x + 2y = 3

• y = 10

• {(-2, 6) , (-3, 7) , (-4, 8) , (-3,10)}

• 

Tags

CCSS.8.F.A.1

Given the relation {(2, 3) , (-5, 2) , (6, -5) , (0,3), (-1, 0)}, which point would make the relation not a function if it were added.

• (1, 0)

• (-2, 3)

• (4, -5)

• (0, -1)

Tags

CCSS.8.F.A.1

Select the lines that represent functions.

• a

• b

• c

• d

• e

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Which relations represent functions. Select all that apply.

• 
• 
• 
• 

Tags

CCSS.8.F.A.1

Which graph passes the vertical line test?

• 
• 
• 
• 

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.D.10

Which relation is a function?

• {(2, 3) , (1, 5) , (2, 7)}

• {(-1, 5) , (-2, 6) , (-3, 7)}

• {(11, 9) , (11, 5) , (9, 3)}

• {(3, 8) , (0, 8) , (3, -2)}

Tags

CCSS.8.F.A.1

Which relation is a function?

• 
• 
• 
• 

Tags

CCSS.8.F.A.1