2. Functions
Evaluating Function Models — Quiz
Test your understanding of evaluating function models with 5 practice questions.
Practice Questions
Question 1
What is the main purpose of evaluating a function model in context?
Question 2
A function is given by $f(x)=2x+5$. What is the value of $f(3)$?
Question 3
A temperature model is given by $T(t)=18-0.5t$, where $t$ is the number of hours after noon and $T(t)$ is the temperature in degrees Celsius. What does $T(4)=16$ mean?
Question 4
Which statement best describes the domain of a function model in context?
Question 5
A model for the number of people waiting in a line is $W(t)=20-3t$, where $t$ is minutes after the line starts to shorten. What is the most reasonable domain for this model if the number of people cannot be negative?