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No negative number can have a real square root.

In math and engineering, the symbol ' i ' is used to represent

the square root of -1 .

Then the square root of -19 can be written as 4.3589 i (rounded).

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Wiki User

10y ago
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Wiki User

6y ago

± 4.358899
√19 ≈ 4.3589
The square root of 19 is : 4.35889894354067
Approximately 4.36

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Wiki User

11y ago

1.3784

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Q: What is the square root of -19?
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