What is sqrt(-6)?

1 Answer
Jan 1, 2018

It's nonsense (in RR)

Explanation:

It's common property of squareroot that the number must be greater or equal to 0 in order to find squareroot (in real numbers RR)

There are so called imaginary numbers (CC) whose characteristics is: i^2=-1 which is i=sqrt(-1).

Then in CC it is: sqrt(-6)=isqrt6