# How do you evaluate #log_25 5#?

##### 2 Answers

We have

#### Explanation:

You can find the answer by inspection if you understand what question is being asked when you are working in log form.

The answer is obviously 2. Because

Can you see that in the same way....

A square root can also be written as an index.

As 5 is the square root of 25, the index we need is

Can you answer these as well?