Question

Do negative numbers have square roots?

Answer 1

no

Answer 2

Thank you, how come? Shouldn't all numbers have a square root?

Answer 3

imaginary numbers

Answer 4

http://en.wikipedia.org/wiki/Square_root#Square_roots_of_negative_and_complex_numbers

i hope this helps

Answer 5

Thank you :)

Answer 6

no they do not because no matter what you square you can never have a positive number.

Answer 7

Any negative number can be expressed as a product of the positive value of the number times a -1, for example \[\sqrt{-4}=\sqrt{4(-1))}\] thus the answer can be expressed as:\[\pm2\sqrt{-1}\ The square root of -1 is referred to as the imaginary number "i" In electronics field it is referred to as the j operator, although termed imaginary it is real when solving complex quantities.

Answer 8

imaginary

Answer 9

thats what i said

Answer 10

i stated it a while ago

Answer 11

I suppose you could say they are defined to have square roots because i is defined to be the square root of -1