SOLUTION: express answer of square root of -64 in the form a+bi

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Question 989585: express answer of square root of -64 in the form a+bi
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
sqrt%28-64%29=sqrt%28-1%2A64%29


sqrt%28-64%29=sqrt%28-1%29%2Asqrt%2864%29


sqrt%28-64%29=i%2A8


sqrt%28-64%29=8i


sqrt%28-64%29=0%2B8i


So we see that a = 0 and b = 8.