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sqrt(18) - sqrt(8) = sqrt(2)

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Q: What is the square root of 18 minus square root 8?
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What is the square root of minus 8?

The square root of minus 8 is equal to the square root of 8 times the square root of minus 1, or 2.8284i.


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What does 8i mean?

If you mean 8i, i might be any variable, but it may also stand for the imaginary unit, sometimes defined as the square root of minus 1. In that case, 8i is 8 times the square root of minus 1.If you mean 8i, i might be any variable, but it may also stand for the imaginary unit, sometimes defined as the square root of minus 1. In that case, 8i is 8 times the square root of minus 1.If you mean 8i, i might be any variable, but it may also stand for the imaginary unit, sometimes defined as the square root of minus 1. In that case, 8i is 8 times the square root of minus 1.If you mean 8i, i might be any variable, but it may also stand for the imaginary unit, sometimes defined as the square root of minus 1. In that case, 8i is 8 times the square root of minus 1.


What adds to 22 and multiplies to 8?

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