Square root of -20

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436

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Square root of -20

Guest Dec 5, 2014

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Best Answer

+118723

+8

You can not find the square root of a negative numer in the real number system.

Nothing times itself = a negative number.

So there is NO REAL solution

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In the imaginary number system the answer is

$$\sqrt{20}i\;=\;2\sqrt5\; i$$

Melody Dec 5, 2014

2⁺⁰ Answers

0

It's about 4.5

Guest Dec 5, 2014

+118723

+8

Best Answer

You can not find the square root of a negative numer in the real number system.

Nothing times itself = a negative number.

So there is NO REAL solution

--------------------

In the imaginary number system the answer is

$$\sqrt{20}i\;=\;2\sqrt5\; i$$

Melody Dec 5, 2014

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