alleryકઈ સંખ્યા અતાર્કિક છે?
A√18
B√64
C√49
D√81
Answer & Solution
Correct answer: A. √18
49, 64 અને 81 ના વર્ગમૂળ પૂર્ણાંકો છે;
√18 = 3√2 અતાર્કિક છે.
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