कौन सी संख्या अपरिमेय है?
Which number is irrational?
Explanation opens after your attempt
D. \(\sqrt{7}\)
Concept
\(\sqrt{7}\) is not the square root of a perfect square. Hence it is irrational.
Why this answer is correct
The correct answer is D. \(\sqrt{7}\). \(\sqrt{7}\) is not the square root of a perfect square. Hence it is irrational.
Exam Tip
\(\sqrt{7}\) पूर्ण वर्ग का वर्गमूल नहीं है। इसलिए यह अपरिमेय है।
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