Question

Underroot 3 by 81 is rational or irrational. Give reason.

Answer 1

Answer: Irrational

Step-by-step explanation:

Under root 3 by 81 = root 3 by 9

Since root 3 is an irrational number the whole fraction is equal to irrational number.

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Answer 2

HEYA! HERE IS YOUR ANSWER:

When an irrational number is divided with a rational number then the result will be always an IRRATIONAL number.

Here √3 is IRRATIONAL and 81 is rational ,so √3/81 is a IRRATIONAL number.

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