Please answer correctly !!!! Will mark brainliest !!!!!!!!!!!!!!

Answer:
-1 not in domain
0 in the domain
2 in the domain
Step-by-step explanation:
g(x) = sqrt(8x)
g(-1) = sqrt(-8) the answer is not real so not in the domain of real number
g(0) = sqrt(0) = 0 in the domain
g(2) = sqrt(8*2) = 16 = 4 in the domain