Functions Review

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Which of the following relations is NOT a function?

• {(2, 6), (4, 6), (6, 6)}
• {(3, 1), (3, 5), (3, 8)}
• {(0, 0), (1, 1), (6, 6)}
• {(6, 2), (2, 6), (3, 9)}

Tags

CCSS.8.F.A.1

Is the relation shown a function?

• No, because not every input has a single output.

• Yes, because every input does has a single output.

• No, because every Y value is paired with an X value.

• Yes, because every Y value is paired with an X value.

Tags

CCSS.8.F.A.1

Is the relation shown in the mapping a function?

• Yes, every Y value is paired with an X value.

• Yes, because every input is paired with exactly one output.

• No, not every Y value is pared once.

• No, because not every input is paired with exactly one output.

Tags

CCSS.8.F.A.1

Is this mapping a function or not a function? 

• Function
• Not a Function 

Tags

CCSS.8.F.A.1

Does this mapping diagram represent a function?

• No, because there are repeating input values
• Yes, because there are no repeating input values

Tags

CCSS.8.F.A.1

Does the image represent a function?

• Yes

• No

Tags

CCSS.8.F.A.1

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.8.F.A.1

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4