2. Functions

Evaluating Function Models — Quiz

Test your understanding of evaluating function models with 5 practice questions.

Practice Questions

Question 1

A model for the height of a plant is $h(t)=12+3t$, where $h$ is in centimeters and $t$ is in weeks. What does the constant $12$ represent?

Question 2

A temperature model is $T(x)=5x+20$, where $x$ is the number of hours after noon and $T$ is in degrees Celsius. What is $T(3)$?

Question 3

A taxi fare is modeled by $F(m)=4+2m$, where $m$ is the number of kilometers traveled. What does the number $2$ in the model represent?

Question 4

A company uses the model $P(n)=50-3n$ for profit, where $n$ is the number of items sold. What happens to the profit when $n$ increases by $1$?

Question 5

The number of visitors to a website is modeled by $V(t)=200e^{0.1t}$. What type of model is this?