Question

I only know how to do this with equations. How do you do this with graphs?

Answer 1

We will determine the domain and rage of each graph as follows:

We use the lines in which we see that there are not clear limits to determine the domain and range.

23.

`\begin{cases}D_f=\mleft\lbrace x\colon x\\e2\mright\rbrace \\ \\ R_f=\mleft\lbrace y\colon y\\e1\mright\rbrace\end{cases}`

25.