Question

Which of the following is the inverse of y=
6^x?

Answer 1

y = (ln x) / (ln 6)

Explanation:

1. Exchange x and y: x = 6^y

2. Solve for y: Take the natural log of both sides:

ln x = y ln 6

Then: y = (ln x) / (ln 6)

Note: y = (log x) / (log 6) is also correct