Question

HELP!!!! What is the domain for the following function? y=4/x^2+1

A. (x≠0)

B. (x≠-3)

C. (x≠3)

D. All Real Numbers

Answer 1

since the denominator is never zero, go with D

Answer 2

but it has a / on the equal sign?? so is it still D?

Answer 3

like this ≠