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23 votes
23 votes
Which is irrational?

Which is irrational?-example-1
User Hydrogen
by
2.3k points

1 Answer

24 votes
24 votes

Answer:

(b) √5

Explanation:

The square root of an integer is rational if the integer is a perfect square. You probably know the first few perfect square integers are 1, 4, 9, 16, 25, 36, ...

The integer 5 is not on that list, so its square root will be irrational.

√5 is irrational

User Cortwave
by
3.2k points
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