Functions

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)

• Function
• Not a Function

• Function
• Not a Function

Tags

CCSS.8.F.A.1

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3,-4 }

Is this relation a function?

• Function
• Not a Function

What is the range of the following relation:
(9, -2) (4, 3)  ( 8, 10) ( -4, 8)

• r = {-4, 4, 8, 9}
• r = {-2, 3, 8, 10}
• (9, -2) ( 4, 3)
• (8, 10) (-4, 8)

Is this table a function or not a function? 

• Function 
• Not a function 

Is this graph a function or not a function? 

• Function 
• Not a Function 

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

For the function f(x) = -3x + 3 find f(0).

• 3
• -3
• -1

Solve f(x) = 2x + 5
when x = 5

• 12
• 15
• 5