Question

Find the square root that is a real number.
√-9

Answer 1

no real number
3i

Answer 2

3i

Answer 3

3i is not real number

Answer 4

3i

Answer 5

i is imagery number...

Answer 6

0+3i

Answer 7

you're question is incorrect. 3i is the answer, but it is not real.

Answer 8

\[\sqrt{9}\times \sqrt{-1} = 3\sqrt{-1}\]
\sqrt{-1}\] = Imagery number...
So, there is no real number.

Answer 9

THX

Answer 10

Yw.. ^.^

Answer 11

Question is correct, and answer is it's impossible to find :)