domain of a function sat math

Which of the following is the domain of the function ?


(A)

(B)

(C)

(D)

Thanks!

The base of a logarithm must be greater than zero and different than one.


The argument of a logarithm must be greater than zero.


Therefore the domain of the function is:
[tex] x>1[tex]

Therefore the correct answer is (A).

Thanks Thomas!!;)