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Meaning of irrational number | Babel Free

Noun CEFR B2

Definitions

Any real number that cannot be expressed as a ratio of two integers.

Equivalents

Examples

“The square root of a positive integer is an irrational number unless the positive integer is a perfect square, in which case the square root will also be a positive integer.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

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