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# square root out of a negative number

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can you get a square root out of a negative nubmer

Feb 5, 2020

#1
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can you get a square root out of a negative nubmer

The answer is NO!              sqrt ( - 25 ) = error

Because:      ( - 5 )*( + 5 ) = - 25

Feb 5, 2020
edited by Guest  Feb 5, 2020
edited by Guest  Feb 5, 2020
#2
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Hello Dragan,

You are correct!

But, maybe the Guest is referring to imaginary units (I.e. complex numbers)

Where $$\sqrt{-25}=5i$$

Where $$i=\sqrt{-1}$$

Guest Feb 5, 2020
#3
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Hello guest! Agreed.  I should've added a word  reality