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Yes. Any whole number is rational. An irrational number is one that goes on forever without repeating, like √2=1.414213...

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14y ago

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More answers

Is -2.1… a rational or in irrational number

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Lea Dauzat

Lvl 2
3y ago
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Yes.

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Wiki User

7y ago
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Yes.

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Wiki User

9y ago
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Yes, it is.

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Wiki User

8y ago
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Q: Is 21 a rational number
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