Yes because it can't be expressed as a fraction
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It is irrational.
As √10 is irrational, 18 + √10 is irrational.
just give me an answer! K? Thanks!
Yes, for example: square root of 2, and the negative of the square root of 2.
You can. Just add the numbers together, and find their square root. One plus three is four; the square root of the sum is two.