Find the geometric mean of 10 and 40. If necessary, express your answer in simplest radical form

20

Step-by-step explanation:

For two numbers, geometric mean is:

We are given the numbers 10 and 40.

Hope this helps.

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.