# How do you solve #log_x7 = 1#?

##### 2 Answers

Oct 26, 2015

#### Explanation:

So

Taking exponentiel both side

Oct 26, 2015

x=7

#### Explanation:

Consider powers of 10

Picking one at random

If this were to be written as log base 10 it would be:

Following the same approach for your question but in you case we could reverse the process to get something we can work out.

so

Anything raised to the power of one is its own value

So

This means that if z is any number (technically you would have to say that

Then