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Unit 3 Test A1: Relations and Functions

Last updated over 3 years ago

17 questions

1

1

1

1

1

3

4

2

3

2

2

2

3

2

Question 1

1.

Question 2

2.

Question 3

3.

Question 4

4.

Question 5

5.

Question 6

6.

Question 7

7.

Draggable item		Corresponding Item

Question 8

8.

If
find

Question 9

9.

OPTIONAL:
If
find

1

Question 10

10.

What is f(5)?

1

1

Question 13

13.

Question 14

14.

Question 15

15.

Question 16

16.

OPTIONAL: Given the sequence {-1, 3, 7, 11, …}, find

Question 17

17.

Good Luck!  
Check your answers before you press SUBMIT!

1. What is the range of the relation below?
{(-4, 1), (-2, 0), (8, -1)}

A. {-1, 1}

B. {-1, 0, 1}

C. {-4, -2, 8}

D. {-4, -2, -1, 0, 1, 8}

2. What is the domain of the relation below?

A. All real numbers greater than or equal to 0.

B. All real numbers.

C. All real numbers between -6 and 4.

D. All real numbers greater than -2.

3. What is the range of the relation below?

A. x < 3

B. y < 4

C. x ≤ 6

D. y ≤ 6

4. What is the domain of the relation below?

A. x ≤ 5

B. y ≤ 5

C. x ≥ 5

D. All real numbers

Tamara either runs or walks the same route each day. Last month, she ran half of the days and walked the other days. Which graph best represents the distance she traveled each day?

6. Which relations represent a function? Place a checkmark in the box for all that apply.

Match each equation with the table of ordered pairs. Write the letter of the table in the box.

Question 11

11.

For which value of x does f(x) = 2?

Question 12

12.

Identify the zero(s) of the funciton bellow by plotting or naming points.

(-3,0) and (1,0)

(-3,0) (1,0)

(-3,0), (1,0)

Which is a zero of the function f(x) = 2x – 6?

-6

-3

2

3

Which equation represents the nthterm of the sequence {2, -1, -4, -7, …}?

OPTIONAL: Darius filled up his gas tank with 24 gallons of gas. For each mile that he
drives, he uses 0.06 gallons of gas.

Which formula represents the number of gallons of gas left after driving n miles?

What are the zero(s) of the function on the left.

x = 2

x = -2

x = {2, -2}

x = {0, -2}