\chapter{Functions and graphs}

    \section{Function notation and graphs}
    
    

 Check your understanding 

    
Answer the questions in your own words.

\begin{enumerate}

\item
What does the notation \(y=f(x)\) mean?

\item
If a function \(y=f(x)\) is given by a formula, how would you find \(f(t+1)\)?

\item
What is a piecewise defined function?

\item
How is the vertical line test used?

\end{enumerate}


 Back to Unit 1.2