Question

Find the domain of the function.

g(x) =3x/x^2-81

A. (-∞, ∞)

B. (-∞, -9) (-9, 9) (9, ∞)

C. (81, ∞)

D. (-∞, 0) (0, ∞)

Answer 1

Really?

Answer 2

?

Answer 3

Watch this video it will help you out lots.

https://www.khanacademy.org/math/algebra2/functions_and_graphs/domain_range/v/domain-of-a-function

Answer 4

ty

Answer 5

set \[x^2-81=0\] and solve for \(x\)
then it will be all numbers except those two