Question

Which of the following is true?

a. A logarithmic function is not the inverse of an exponential function.
b. The base of a logarithmic function can be a negative number.
c. The domain of the logarithmic function f(x) = log2x is all real numbers.
d. The range of the logarithmic function f(x) = log2x is all real numbers.

I think its d, am i right?

Answer 1

d

Answer 2

b

Answer 3

it's d

Answer 4

ok thank u