Functions and Their Properties

Question 1

What is the domain of the relation {(3, 4), (4, 3), (4, 4), (5, 2)}?

Revolt · Accepted Answer

{3, 4, 5}

Question 2

Which of the following graphs represents a function?

Revolt · Accepted Answer

Graph A (parabola)

Question 3

Which of the following relations represents a function?

Revolt · Accepted Answer

D. Both B and C.

Question 4

Which of the following ordered pairs could be in a relation that has a range of {2, 4, 5}?

Revolt · Accepted Answer

(3, 4), (5, 5), (5, 2)

Question 5

Which of the following could not be true for a function?

Revolt · Accepted Answer

Domain is {2}, Range is {2, 3}

Question 6

Which of the following ordered pairs corresponds to an arrow on a mapping diagram that starts at 4 and ends at 1?

Revolt · Accepted Answer

(4, 1)

Functions and Their Properties Answers