Question

Marks: 3
Which of the following is true?
Choose one answer.
a. A logarithmic function is not the inverse of an exponential function.
b. The base of a logarithmic function can never 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 less than zero

Answer 1

i feel like it is a or c

Answer 2

do i get the 3 marks if i get it right...?

Answer 3

yeah

Answer 4

lol no

Answer 5

http://openstudy.com/users/electrokid#/updates/5172edf6e4b04b62aaef4500

Answer 6

logs aren't the opposite but are the inverse of exponentials, so a's not true

Answer 7

thank you

Answer 8

i'd be looking very hard an B
the base i'm pretty sure has to be a +ve, real number

Answer 9

so i'm thinking B is true

Answer 10

i m thinking about B too

Answer 11

the B is true