Quizizz Live: Evalauting Functions

Evaluate f(x) = x² for f(-8)

• 64
• -64
• -16
• 16

Tags

CCSS.HSF.IF.A.2

f(x)=x²-5x
f(4)=

• -4
• 126
• 24
• 84

Tags

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.HSF.LE.B.5

A company is selling bubble gum. The function g(x)=3x+4 tells the company how much to charge if someone buys x packages of bubble gum. Find g(8) and tell what it means within the context of the problem.

• g(8)=8. This means that after 8 packages of gum, the company makes $8.

• g(8)=42. This means that 8 packages of gum costs $42.

• g(8)=28. This means that 8 packages of gum costs $28.

• g(8)=24. This means that 8 packages of gum costs $24.

Tags

CCSS.HSF.IF.A.2

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.2

f(x)=4x+5
f(4)=

• 21
• -11
• -31
• 25

Tags

CCSS.HSF.IF.A.2

f(x)=x+3

f(-5) = ?

• -2

• -1

• -8

• 7

Tags

CCSS.HSF.IF.A.2

f(x)=2x+2

for x = 4

• 6

• -8

• 10

• 0

Tags

CCSS.HSF.IF.A.2

g(x) = 5 - 6x
Find g(-5)

• g(-5) = -25
• g(-5) = 6
• g(-5) = 4
• g(-5) = 35

Tags

CCSS.HSF.IF.A.2

f(x) = 3x² - 11
Find f(-5)

• f(-5) = 64
• f(-5) = -86
• f(-5) = 214
• f(-5) = -7

Tags

CCSS.HSF.IF.A.2