# How do you solve #log x = log 5# and find any extraneous solutions?

##### 1 Answer

Jun 1, 2016

#### Answer:

#### Explanation:

The function

Its inverse

For each of these functions, since they are strictly monotonically increasing, they are also one-one.

So if

graph{(y - 10^x)(x - 10^y) = 0 [-10, 10, -5, 5]}