Question

What is the geometric mean between 12 and 3?

Answer 1

the geometric mean is the product of all the numbers in a set, with the root of how many numbers there are.

here, there are two numbers, so a square root is used.

geometric mean of  

3

and  

12

:  

√

3

⋅

12

3

⋅

12

=

36

√

36

=

6

the value of the geometric mean of  

3

and  

12

is  

6

.