Evaluating Functions

What is f(2)?

• -4
• 8
• 0
• 5

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

For what value of x does f(x) = -2?

• 0
• -5
• 3
• -3

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

Evaluate f(x)=-2x+13   for f(10)

• -7
• 1
• -8
• 7

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is the definition of function?

• Has inputs and outputs
• Every input has only ONE output
• Inputs have different outputs every time
• x-values and y-values

Tags

CCSS.HSF.IF.A.1

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.HSF.IF.A.1

The function h(t) represents the height in inches of a plant after t weeks. What does the notation h(4) = 5 mean?

• After 5 week the plant is 4 inches tall
• The plant grows at a rate of 5/4 inch per week
• After 4 weeks the plant is 5 inches tall
• The plant grows at a rate of 1 inch per week

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

The function c(m) = 1.45m + 3.50 represents the cost of a taxi for m miles.
What does c(7) represent?

• A cost of $7 to ride the taxi
• The cost to ride 7 miles
• The minimum distance to ride a taxi
• The minimum cost of a taxi

Tags

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

• Function
• Not a Function

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

f(x)=x²-5x
f(4)=

• -4
• 126
• 24
• 84

Tags

CCSS.HSF.IF.A.2

f(x)=2x+2
f(x)= 2

• 6
• -8
• 10
• 0

Tags

CCSS.HSF.IF.A.2