Question

find domain and range​

Answer 1

Step-by-step explanation:

domain is set of real numbers...

Answer 2

Answer:

The domain of R is the set of all real numbers because for every value of x the number x is related to y = x2 − 3. The range of R is the interval [−3,x). If x2 ≥ 0 then x2 −3 ≥ −3 and y ≥ −3.