Why is 21 sqrt root an irrational number?

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asked Mar 20, 2021 66.5k views

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FrankS · Answer 1 · 2021-03-25T03:07:06+0000

Answer:

Because it cannot be written as a fraction

Explanation:

The square root of any non-perfect square will always be irrational and cannot be written as a fraction. The sqrt(21) has no repeating digits because its digits go on forever.

Why is 21 sqrt root an irrational number?

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