Question

HELP PLEASE!


Find the geometric mean of 15 and 20

Answer 1

\[\frac{ 15 }{ x }=\frac{ x }{ 20 }\]

Answer 2

\[x^{2}=300\]

Answer 3

\[x=\sqrt{300}\]

Answer 4

Find the geometric mean of 15 and 20

so do you know what mean this ?

Answer 5

yes

Answer 6

so than - what ?

what you have wrote above - is sure ? so than what i need help you ?

Answer 7

I forget how to simply the square root.

Answer 8

Nevermind.. I got it

Answer 9

sqrt300 = sqrt(3*100) = ?

100 = 10^2

Answer 10

so what have you get ?

Answer 11

\[10\sqrt{3}\]

Answer 12

exactly - nice job - good luck