Because multiplying negative numbers together gives a positive answer. So the square root of nine is both three and minus three.
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All positive numbers have two. 0 has only one. Negative numbers have two imaginary roots but no real ones.
Every positive number has two square roots. Their absolute values are the same. One is positive and the other is negative.
False
Because two negative numbers when multiplied together make a positive number. Second, two positive numbers multiplied together make a positive number. Here is an example: What is the square root of 64? 8 X 8 = 64 -8 X -8 = 64 So the two square roots of 64 are 8 and -8.
The numbers 1 and negative 1 (-1) are both square roots of positive 1.The square root of negative 1 is the "imaginary" number i.