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Subjects>Math>Basic Math

Is the square root of 18 a rational or irrational number?

Updated: 4/28/2022

Wiki User

∙ 12y ago

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The square root of 18 is an irrational number because it cannot be expressed as a fraction.

Wiki User

∙ 13y ago

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Wiki User

∙ 12y ago

The square root of (any number that isn't a perfect square) is irrational.

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