Equations and Functions

is this a function?

• No

• Yes

• x = 4

• x = 5

• x = 7

• x = 10

Is this table a function or not a function? 

• Function

• Not a Function

Tags

CCSS.8.F.A.1

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

• 9 

• 1

• -1

• -9

Tags

CCSS.HSF.IF.A.2

-3 ( f - 8 ) = 39

Solve for f

• -21

• -10.3

• -5

• 5

Tags

CCSS.7.EE.B.4A

Is this a function and why?

• Yes, it is a function because it doesn't have an exponent

• No, it is not a function because it has an exponent

Part of the quadratic formula is shown. What does the question mark represent?

Tags

CCSS.HSA-REI.B.4B

To complete the square in the left side of the given quadratic equation, what number will you add to both sides? (Type the number only).

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

When you use the quadratic formula to solve a quadratic equation, which is true?

• It always yields rational solutions.

• It always yields irrational solutions.

• It always yields 2 real solutions.

• It always yields 0, 1, or 2 real solutions.

Tags

CCSS.HSA-REI.B.4B