It is imaginary; we denote sqrt of -1 = i
square root (-4) = ± 2i
Chat with our AI personalities
4 x square root of 10 minus square root of 10 = 3 x square root of 10.
The square root of -4 is: 2 i
It depends on whether you take the positive square root of 4 (YES) or the negative square root of 4 (No).
?
29.5