Functions & Relations

Which relation is NOT a function?

• {(1,-5), (3,1), (-5,4), (4,-2)}

• {(2,7), (3,7), (4,7), (5,8)}

• {(1,-5), (-1,6), (1,5), (6,-3)}

• {(3,-2), (5,-6), (7,7), (8,8)}

Tags

CCSS.8.F.A.1

In the given relation, what domain value corresponds to the range value -2?
{(-1,2), (-2,4), (2,5), (0,-2), (2,0)}

• -2

• 0

• 2

• 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Which of the following is not a function?

• {(0,1), (1,2), (2,3), (3,4)}

• {(0,2), (1,3), (4,3), (1,2)}

• {(1,3), (4,2), (2,0), (3,4)}

• {(1,2), (2,2), (3,2), (4,2)}

Tags

CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values pair with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Which representation does not show y as a function of x?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Which relation shows a function?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Which relation shows a function?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Which relation shows a function?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1

Is the relation a function? Why.

• Yes, because the x-value 11 has two y-values pair with it.

• Yes, because each x-value has only one y-value paired with it.

• No, because the x-value 11 has two y-values pair with it.

• No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

Which relation shows a function?

• A

• B

• C

• D

Tags

CCSS.8.F.A.1