SOLUTION: what is the answer for Square root of(-8)

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Question 52963: what is the answer for
Square root of(-8)
Found 2 solutions by mathchemprofessor, funmath:
Answer by mathchemprofessor(65) About Me  (Show Source):
You can put this solution on YOUR website!
Square root of(-8)=2*sq rt of 2*i where i= sq rt of -1

Answer by funmath(2873) About Me  (Show Source):
You can put this solution on YOUR website!
This might be easier to read. Your previous e tutor was right!
sqrt%28-8%29
sqrt%28-1%2A4%2A2%29
sqrt%28-1%29*sqrt%284%29*sqrt%282%29
i%2A2%2Asqrt%282%29
Some teachers prefer 2%2Ai%2Asqrt%282%29.
Others prefer 2%2Asqrt%282%29%2Ai