Find Function Value

How do you read f(x)?

• "f x"

• "f of x"

• "f parenthesis x"

• "f with an x inside parenthesis"

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Given h(x) = 5 - 9x, find h(8).

• h(8) = -360

• h(8) = -67

• h(8) = 31

• h(8) = 77

Tags

CCSS.HSF.IF.A.2

What point is represented by g(7) = 14 ?

• (2,7)

• (7,2)

• (14,7)

• (7,14)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the definition of a function?

• 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

If y=4x+5, what does y equal when x is 4?

• 21

• -11

• -31

• 25

Tags

CCSS.HSF.IF.A.2

• Function
• Not a Function

Which set of values is a function?

• {(9,5) (10,5) (9,-5) (10,-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

Given that y = x+3 Find the value of y when x = - 2

• -1

• 1

• 5

• -5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Given y= 2x² + 5x - 17, find the range if the domain is -1

• -20

• -24

Given y = -x²+3x, find the output if the input is 5.

• 40

• -10

Tags

CCSS.HSF.IF.A.2