Math Questions 16.1 - Relation and Function

Not sure on some or part of the Relation and Function questions? Review the tutorials and learning material for Relation and Function

Relation and Function Revision Questions

1. . What are the ordered pairs determined by the points A, B and C in the figure?

1. A = (0, -2); B = (1, 3); C(4, 2)
2. A = (-2, 0); B = (1, 3); C(4, 2)
3. A = (-2, 0); B = (3, 1); C(4, 2)
4. A = (-2, 0); B = (3, 1); C(2, 4)

Reveal AnswerCorrect Answer: C

2. . What is the minimum distance between the ordered pairs (-1, 2), (0, -1) and (4, 1)?

1. 16 units
2. √32 units
3. √26 units
4. √18 units

Reveal AnswerCorrect Answer: C

3. . What is the number of ordered pairs contains the Cartesian square produced by the number set A = {0, 2, 3, 4}?

1. 1
2. 4
3. 8
4. 16

Reveal AnswerCorrect Answer: D

4. . What is the right-bottom ordered pair obtained when the Cartesian product A × B is mapped on a graph? The sets are: A = {-1, 2, 3} and B = {0, 4}.

1. (3, 0)
2. (-1, 0)
3. (3, 4)
4. (-1, 4)

Reveal AnswerCorrect Answer: A

5. . The input values set of a relation is X = {-3 0, 3, 7} and the corresponding output set is B = {0, 9, 49}. What is the relation formula?

1. y = x + 3
2. y = x²
3. y = -3x
4. y = 7x

Reveal AnswerCorrect Answer: B

6. . Which of the following relations is NOT a function?

Reveal AnswerCorrect Answer: C

7. . A function f(x) = 3 - 2x + 4/x is given. What is f(4) - f(2)?

1. -4
2. -3
3. 2
4. 5

Reveal AnswerCorrect Answer: B

8. . Two number sets: A = {2, 4, 6, 8} and B = {5, 11, 17, 23} are in a relation. What is this relation expressed in the set builder method?

1. R = {x ∊ N, y ∊ N, y = 3x - 1}
2. R = { x ∊ N, y ∊ N, y = 4x - 3}
3. {x ∊ N, y ∊ N, x ⋮ 2, y = 3x - 1}
4. {x ∊ N, y ∊ N, x ⋮ 2, x < 9, y = 3x - 1}

Reveal AnswerCorrect Answer: D

9. . What is the domain D of the function

1. D = [0, +∞)
2. D = (-∞, +∞)
3. D = [1, +∞)
4. D = (1, +∞)

Reveal AnswerCorrect Answer: C

10. . What is the range R of the function

if the domain of this function is D = [1, 5]?

1. R = [-23, -3]
2. R = [1, 5]
3. [7, 27]
4. [-27, -3]

Reveal AnswerCorrect Answer: A

Whats next?

Enjoy the "Relation and Function" practice questions? People who liked the "Relation and Function" practice questions found the following resources useful:

1. Practice Questions Feedback. Helps other - Leave a rating for this practice questions (see below)
2. Functions Math tutorial: Relation and Function. Read the Relation and Function math tutorial and build your math knowledge of Functions
3. Functions Revision Notes: Relation and Function. Print the notes so you can revise the key points covered in the math tutorial for Relation and Function
4. Check your calculations for Functions questions with our excellent Functions calculators which contain full equations and calculations clearly displayed line by line. See the Functions Calculators by iCalculator™ below.
5. Continuing learning functions - read our next math tutorial: Injective, Surjective and Bijective Functions. Graphs of Functions

Help others Learning Math just like you

Please provide a rating, it takes seconds and helps us to keep this resource free for all to use

We hope you found this Math tutorial "Relation and Function" useful. If you did it would be great if you could spare the time to rate this math tutorial (simply click on the number of stars that match your assessment of this math learning aide) and/or share on social media, this helps us identify popular tutorials and calculators and expand our free learning resources to support our users around the world have free access to expand their knowledge of math and other disciplines.

Functions Calculators by iCalculator™