How do you find the domain and range of #f(x)= x-7#?

1 Answer
Aug 20, 2017

Answer:

See a solution process below:

Explanation:

#x# can take any value without violating any rules of math.

Therefore, the domain, or input, for this function is the set of all Real numbers: #{RR}#

Because this is a linear transformation, the range, or output, for this function is also the set of all Real numbers: #{RR}#