\(\sqrt{64}\) और \(\sqrt{65}\) में कौन-सी संख्या अपरिमेय है?
Between \(\sqrt{64}\) and \(\sqrt{65}\), which number is irrational?
Explanation opens after your attempt
B. \(\sqrt{65}\)
Concept
\(\sqrt{64}=8\) is rational but (65) is not a perfect square. Therefore \(\sqrt{65}\) is irrational.
Why this answer is correct
The correct answer is B. \(\sqrt{65}\). \(\sqrt{64}=8\) is rational but (65) is not a perfect square. Therefore \(\sqrt{65}\) is irrational.
Exam Tip
\(\sqrt{64}=8\) परिमेय है लेकिन (65) पूर्ण वर्ग नहीं है। इसलिए \(\sqrt{65}\) अपरिमेय है।
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