# How do you solve #log_4 (x^2 - 9) - log_4 (x+3) = 3#?

##### 1 Answer

Dec 25, 2015

#### Explanation:

The logarithm of the ratio of two numbers is the difference of the logarithms.

DOTS RULE:

An expression in the form of a squared number less another squared number is called the difference of two squares.