Function Problems

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

Is this set of ordered pairs a function or not a function?

• Function

• Not a Function 

Tags

CCSS.8.F.A.1

Is (2,7) (2,8) (1,9) (8,9) a Function

• Yes

• Yes and no

• No

• I dont know. This is the correct answer though.

Tags

CCSS.8.F.A.1

Which of the following represents a function?

Tags

CCSS.8.F.A.1

The range of the function represented by the set of ordered pairs {(1,2), (2,4), (3,6), (4,8)} is (a)   .

• {1, 2, 3, 4}

• {2, 4, 6, 8}

• {1, 3, 5, 7}

• {2, 3, 4, 5}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

• Function
• Not a Function

Tags

CCSS.8.F.A.1

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is Slope Part of Functions

• Yes it is called Slope of Linear Functions

• No it dosent

• yes

• why should it

Tags

CCSS.8.EE.B.5

What is the definition of function?

• Has inputs and outputs

• Every input has only ONE output

• Inputs have different outputs every time

• x-values and y-values

Tags

CCSS.8.F.A.1

Which two functions have a graph that is a line?

• y = 3/x + 2

• y = 2x²– 9x

• y = –3^x

• y = 2x – 9

• y = –6x/7