Question

Simplify the following expression. square root sign -108

Answer 1

\[\sqrt{-108?}\]

Answer 2

Well that can't work unless you want imaginary numbers?

Answer 3

Can't squareroot a negative number

Answer 4

Simplify the following expression; express in terms of i. that's what i forgot

Answer 5

\[6\sqrt{3i}\]

Answer 6

Does that seem correct or is it maybe\[6i \sqrt{3i}\]

Answer 7

i have no idea that's why i was asking

Answer 8

It should be\[6i \sqrt{3}\]

Answer 9

This is the answer

Answer 10

okay thanks I really don't like these problems they never really explain it in the book

Answer 11

I can't understand it myself. How can u have an inaginary number??????