# How to solve this logarythmic inequality ?

## Homework Statement

Here is the problem :
https://www.dropbox.com/s/otzzne7wjyuqa5o/question.jpg?dl=0
I've tried solving this inequality but alas,nothing...It's an exam question for my student,and for my great shame,I have no idea how to solve it :(

$$log_a(x)= \frac{log_b(x)}{log_b(a)}$$