Question

How do you find the domain of `r(x)=(x+2)/8`?

Answer 1

`{x|x in RR}`

Explanation:

This function is just a line:

`r(x)=(x+2)/8`

`r(x)=1/8x+1/4`

All lines have a domain and range of all real numbers.

`{x|x in RR}`

graph{(x+2)/8 [-10, 10, -5, 5]}