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Real Numbers — Maths STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10MathsReal Numbers1 Mark
MCQ
$\sqrt2$ is:
  • A
    A rational number.
  • ✓
    An irrational number.
  • C
    A terminating decimal.
  • D
    A non$-$terminating repeating decimal.
✓

Answer

Correct option: B.
An irrational number.
An irrational number is a number that is non$-$terminating and non$-$repeating.
$\sqrt2=1.4142135\dots$
which is neither terminating nor repeating, and hence is an irrational number.

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