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11-05-2020
Mathematics

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Is that rational or irrational

Is that rational or irrational class=

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11-05-2020

Irrational

We know that pi is irrational (we can’t express it as a ratio of two numbers), and we are multiplying it by a rational number (-2). However -2 lots of something with infinite digits, will still have infinite digits, therefore it is irrational.

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