Question

What is the geometric mean of 3 and 15?

45

5 radical 3

3 radical 5

22.5

Answer 1

the geometric mean of \(a\) and \(b\) is \(\sqrt{ab}\)
in your example a first step is \(\sqrt{3\times 15}\)

Answer 2

so wait sqrt means? square ...or square root?

Answer 3

square is \(x^2\) square root is \(\sqrt{x}\)

Answer 4

if you are looking literally at "sqrt" refresh your browser to see the symbols
you should see symbols, not code

Answer 5

I still see the same even after I refreshed the browser. okay so im suppose to squareroot is 3 times it 15 and I will get my answer?

Answer 6

yes

Answer 7

i get 25.9 as my answer and if i round it, its 29.10 but that's not a answer choice