Question

How do I find the arithmetic mean and the geometric mean?

Answer 1

arithmatic mean is all of the numbers added together divided by the amount of numbers
its the average

Answer 2

Arithmetic mean of two numbers is just the average. (A+B)/2

Geometric mean is the number such that A:x is x:B

\[\frac Ax = \frac xB\]Cross-multiply:\[AB=x^2\implies x=\sqrt{AB}\]

Answer 3

thx