The domain of the graph is while the range of the graph is .
For the graph, the domain will be the values of the graph along the x-axis.
Learn more on domain and range here: brainly.com/question/1942755
I believe it is the second option.
Hope this helps :)
There are 3 seats currently, and there will be 4m extra seats if he buys m tables.
So, buying m tables give a total of seats.
If we want this total to be at least 75, we have