2. Functions

Function Notation And Meaning — Quiz

Test your understanding of function notation and meaning with 5 practice questions.

Practice Questions

Question 1

In the function notation $f(x)$, what does the symbol $x$ usually represent?

Question 2

If $f(3)=7$, what does this statement mean?

Question 3

Which notation correctly describes the output of a function at input $a$?

Question 4

A function is written as $g(t)=2t+1$. What is $g(4)$?

Question 5

For the function $h(x)=x^2$, what is the value of $h(-5)$?