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Is the square root of 2/5 an irrational number?

User Michabbb
by
5.3k points

2 Answers

6 votes

Answer and Step-by-step explanation:

No, the square root of
(2)/(5) is NOT IRRATIONAL. That means it IS rational.

Since
(2)/(5) is a rational, positive number, squaring the number will still make it rational.

The square root of
(2)/(5) is
(√(10) )/(5) , or///0.632455532

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User Hemin
by
4.6k points
14 votes

Answer: no, it is rational

User Kmkaplan
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5.0k points