# How do you evaluate #log_625 25#?

##### 2 Answers

#### Explanation:

Note that

Therefore

*log*)

#### Explanation:

Logs are easier to understand if you think about an expression given in log form as asking a question.

In

"What power/index of 625 will give 25?"

OR " How do I make 625 into 25?"

You should recognise

A square root can be written as an index.

Log form and index form are interchangeable.