SOLUTION: Decide whether or not the radical expression represents a real number. -sqrt-141

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Question 245888: Decide whether or not the radical expression represents a real number.
-sqrt-141
Found 2 solutions by stanbon, solver91311:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Decide whether or not the radical expression represents a real number.
-sqrt-141
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-sqrt(-141) = -isqrt(141)
is a complex number.
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Cheers,
Stan H.

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


I think you mean:



In which case, no this is not a real number because



so



In the future, please use parentheses to make it clear what you are trying to communicate. To the extent that I guessed correctly as to your original meaning, you should have rendered it thus:

-sqrt(-141)

John