√2 is ______ number.
- Rational
- Irrational
- Real
- None of these
Explanation
√2 cannot be written as a ratio of two integers, so it is an irrational number.
Its decimal form is non-terminating and non-repeating (≈ 1.414...).
√2 cannot be written as a ratio of two integers, so it is an irrational number.
Its decimal form is non-terminating and non-repeating (≈ 1.414...).
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