Unit 3 Functions Test Review

Given f(x) = 3x² - 5, use DESMOS to find f(-3).

• 22

• 32

• 27

• 18

Tags

CCSS.HSF.IF.A.2

• -4.67

• -4.89

• -4.33

• -4.44

Tags

CCSS.HSF.IF.A.2

Given f(x) = 3x² - 5, find f(0.5).

• -4.25

• -2.5

• -2

• -4.45

Tags

CCSS.HSF.IF.A.2

What is the range of the graphed relation?

• All real numbers

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

You are traveling to New York City. You plan to take a cab from the airport to your hotel in Times Square. The function C(m) = 0.55m + 5 represents the cost of the cab ride where m is the number of miles for the ride. How many miles did you travel if your total was $12.48?

Hint: Use DESMOS!

• 13.6 miles

• 12.6 miles

• 15.6 miles

• 10.6 miles

Tags

CCSS.7.EE.B.4A

You are traveling to New York City. You plan to take a cab from the airport to your hotel in Times Square. The function C(m) = 0.55m + 5 represents the cost of the cab ride where m is the number of miles for the ride. What is the cost of a cab ride if the hotel is 18 miles from the airport?

• $14.90

• $23.55

• $18

• $99.90

Tags

CCSS.HSF.LE.B.5

What is the range of the function in the given graph?

• -2 ≤ y ≤ 2

• 0 ≤ y ≤ 2

• -2 ≤ y ≤ 0

• 0 ≤ y ≤ 4

Tags

CCSS.HSF.IF.B.5

CCSS.8.F.A.1

• 3.5 minutes

• 5.25 minutes

• 2.75 minutes

• 6.5 minutes

Tags

CCSS.HSF.LE.B.5

What is the y-intercept of the inequality 5x - 3y < 15?

• 5

• -5

• 3

• -3

Tags

CCSS.HSA.REI.D.12

For the inequality 5x - 3y < 15...

solid or dashed line?

shade above or below?

• solid line

  shade below

• solid line

  shade above

• dashed line

  shade above

• dashed line

  shade below

Tags

CCSS.HSA.REI.D.12