0
It's never been proven to be irrational, but I'm running it through an iterative precision program and so far I've got: 9.486832980505137995996680633298155601158665417975650480572514
It looks irrational up to its 60th decimal at least. Unfortunately, 60 is way less than infinity, so this really demonstrates nothing.
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Earn +20 ptsQ: Is the square root of 90 rational?
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Is the square root of 90 a rational number?
No.
Is the square root of 1000 rational?
No, the square root of 1000 is not rational.
Is square root of 4 rational?
The square root of 4 is 2. 2 is a rational number so they square root of 4 is rational.
Is the square root of 4.1 a rational or irrational number?
[ square root of (4.1) ] is irrational. But [ square root of (4) ] is rational.
Is the square root of 4 irrational or rational?
It is rational. The root of a perfect square, such as 4, is rational; the root of any positive integer that is not a perfect square is an irrational number.
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