Answer:
The answer would be D, 0 < x < 4
Step-by-step explanation:
Because Domian is left to right of a function, so left to right would be 0 to 4
Step-by-step explanation:
hope you can understand
Answer:
or 
Step-by-step explanation:
I assume you mean 
there is a common factor of 9 in the numerator and denominator so we can cancel out to form
is technically a correct answer, but I will go ahead to rationalize the denominator
multiply
by some form of 1. this case, we will use
as our 1.
*
=
= 