Function Notation Regents

Which of these tables represent a function?

• A

• B

• C

• D

• all of the above

Tags

CCSS.8.F.A.1

Tags

CCSS.HSF.IF.A.2

Is this mapping a function or not a function? 

• Function

• Not a Function 

Tags

CCSS.8.F.A.1

Is this a function? Explain.

• Yes; it passes the horizontal line test.

• No; it is not a straight line.

• Yes; it passes the vertical line test.

• No; there is a line connecting the dots.

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

Solve for f(5):
f(5) = -x + 4

• 9 

• 1

• -1

• -9

Tags

CCSS.HSF.IF.A.2

Is this a function?

• Yes

• No

• Let me ask my dog...

• Why are there letters in math?

Tags

CCSS.8.F.A.1

Is this a function?

• Yes

• No

• I'm Confused

• May I phone a friend?

Tags

CCSS.8.F.A.1

Given f(x) = 3(6 -x), what is the value of f(-8)

• -42

• 6

• -6

• 42

Tags

CCSS.HSF.IF.A.2

Which set of values is not a function?

• (9,5) (10,5) (4,-5) (8,-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