# How do you calculate #log_3 45 - log_3 9#?

##### 1 Answer

Jun 26, 2018

#### Answer:

We will use logarithmic rules to find that the answer is

#### Explanation:

The first rule we'll use is

This logarithm doesn't look too friendly. Fortunately, we can use another rule:

It doesn't matter what base we choose for

Hope this helps!