SOLUTION: Express in terms of i. - SQRT -496

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Question 536829: Express in terms of i.
- SQRT -496
Answer by fcabanski(1391) About Me  (Show Source):
You can put this solution on YOUR website!
Remember that sqrt%28z%29=sqrt%28x%29%2Asqrt%28y%29 if xy=z


And remember that sqrt%28-1%29=i


-496 = -1*16*31


-sqrt%28-496%29=-%28sqrt%2831%29%2Asqrt%2816%29%2Asqrt%28-1%29%29=-4i%2Asqrt%2831%29

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