Question

HELP ASAP PLEASE TRYING TO GET EXEMPT

Answer 1

Domain is the possible x values. In the first image, it looks like the function is undefined below a certain point and for a small gap. In the second image, there might be a set of numbers for which the square root function is undefined.

Answer 2

Range is the possible y values. In the first image, it looks like the function never returns a value above 2 and also has a gap which is never returned. For the second question, does the square root function ever return a negative number?