Question

Ten is the geometric mean of 4 and what number?

2

40

25

8

Answer 1

So basically:
\(\Rightarrow 10 = \sqrt{4x} \)
\(\Rightarrow 10 = 2\sqrt x\)
\(\Rightarrow 5 = \sqrt x \)

Answer 2

Square both sides and you get \(x = 5^2\)

Answer 3

\[GM = \sqrt{a \times b}\]

\[4 \times b = 10^2\]

Find b from here..

Answer 4

\[10=\sqrt{4*25}\]

Answer 5

so its 25?

Answer 6

Yes, yes it is.

Answer 7

sweet :)

Answer 8

:)

Answer 9

thanks

Answer 10

You're welcome.

Answer 11

*SHAKA*

Answer 12

lol