3. Linear Functions

Functions Intro — Quiz

Test your understanding of functions intro with 5 practice questions.

Practice Questions

Question 1

Which of the following describes the set of all possible output values for a function?

Question 2

Given the function $f(x) = 2x - 5$, what is the value of $f(3)$?

Question 3

Which of the following sets of ordered pairs represents a function?

Question 4

If the function $g(x) = x^2 - 3$, what is the output when the input is $x = -2$?

Question 5

What is the domain of the function $f(x) = \frac{1}{x}$?