SOLUTION: I really don't get this, can someone help me? Express in terms of i. 4 square root -225

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Question 494585: I really don't get this, can someone help me?
Express in terms of i.
4 square root -225
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
4 square root -225
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4*sqrt(-225)
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= 4*15i
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= 60i
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Cheers,
Stan H.
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