amichelle86 amichelle86

01-02-2022
Mathematics

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Which is irrational?

Which is irrational class=

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sqdancefan sqdancefan

01-02-2022

Answer:

(b) √5

Step-by-step 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

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