Question

1. - squareroot -81

Answer 1

Could you clarify it, glamour"
- squareroot -81

Answer 2

its - squareroot then negative 81 inside the squareroot

Answer 3

Are you learning complex number?

Answer 4

yess

Answer 5

-sqrt ( -81) = -i sqrt ( 9^2 ) = -9i

Answer 6

thanks can u answer my other questions that i posted plss

Answer 7

that 's purpose of Openstudy!

Answer 8

Just post as many as possible :)

Answer 9

ok i posted some other ones can u look at them

Answer 10

I'll surely check it :)

Answer 11

thankss