MCQs
which of the following is irrational
√81
√5
√64
√36
Answers
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1
Answer:
√5 is irrational....
Step-by-step explanation:
Because √81 = √9×9 = 9
√64 = √8×8 = 8
And √36 = √6×6 = 6
But √5 can't be shown in this form.
Therefore √5 is an irrational number....
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