SOLUTION: Find the square root. Assume that all of the variables represent positive real numbers. /-121 (radical)

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Question 98583: Find the square root. Assume that all of the variables represent positive real numbers.
/-121 (radical)
Answer by malakumar_kos@yahoo.com(315) About Me  (Show Source):
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Find the square root. Assume that all of the variables represent positive real numbers./-121 (radical)

sq.rt of negative no cannot be determined
we can write sq.rt of -121 as sq.rt-1 .sq.rt121
sq.rt -1 = i
sq.rt 121 = 11
sq.rt -121 = 11i