Question

is Sqt-15 an integer? and is it really negative?

Answer 1

sqrt-15*

Answer 2

\[\sqrt{-15}\] is not defined in the real domain. It is an imaginary number since roots have to be >=0

Answer 3

thanks so what would it be considered besides and imaginary number?

Answer 4

just an imaginary number. Not a real one. No integer, no negative sqrt-15=isqrt15 which is 3,70somethingi where i=the i that equals to sqrt-1

Answer 5

a complex number

Answer 6

THANK YOU !!!!

Answer 7

yeah. complex. i always forget that term