Function or Not a Function

Is this a Function?

• No

• Yes

Tags

CCSS.8.F.A.1

Is this a Function?

• No

• Yes

Tags

CCSS.8.F.A.1

Is this a Function?

• Yes

• No

Tags

CCSS.8.F.A.1

What is the definition of function? (a)  

• 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

Is this a function?  (a)  

The domain is​ (b)  

The range is​ (c)  

• Yes

• No

• {-1, 0, 1, 2, 3}

• {-1, 1, 2, 3}

• {1, 2, 3}

• {0, 1, 2, 3}

Tags

CCSS.8.F.A.1

Is this a function?  (a)  

The domain is​ (b)  

The range is​ (c)  

• Yes

• No

• {-1, 0, 1, 2, 3}

• {-1, 1, 2, 3}

• {1, 2, 3}

• {0, 1, 2, 3}

Tags

CCSS.8.F.A.1

Function or not? (a)  

Domain = ​ (b)  

Range = ​ (c)  

• Function

• Not a Function

• {-3, 0, 2, 3}

• {-2, 2, 4}

• {0, 2, 3, 4, -3, -2}

Tags

CCSS.8.F.A.1

Function or not? (a)  

Domain =​ (b)  

Range = ​ (c)  

• Function

• Not a Function

• {1, 4}

• {-2, -1, 1, 2}

• {-2, -1, 1, 2, 4}

Tags

CCSS.8.F.A.1

Does the mapping of these points represent a function? (Note: the left oval represents your x values and the right oval represents your y values)

• Function

• Not a Function

Tags

CCSS.8.F.A.1

• Yes
• No

Tags

CCSS.8.F.A.1