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May 23, 2015

Homework Help: math.help

Posted by jas20 on Friday, March 23, 2007 at 4:18am.

am i correct on this

radical (-121)

the radicand is negative 121
cannot be evaluated.

The square root of -121 is the imaginary number 11i, where "i" is the symbol for the square root of -1.

Actually, -11i is also an answer.

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