Question

Describe the domain of a logarithmic function.
A. all numbers greater than or equal to zero
B. all numbers less than zero
C. all numbers greater than zero

Answer 1

we can use the calculator to evaluate whether the domain given is possible or valid. In this case, A includes number equal to zero. log zero is invalid. B includes negative numbers. The values are still invalid. The numbers greater than zero are valid. Answer then is C

Answer 2

the correct answer is

C) all numbers greater than zero