कौन सा मान (n) के लिए \(\sqrt{n}\) अपरिमेय है?
For which value of (n) is \(\sqrt{n}\) irrational?
Explanation opens after your attempt
C. (n=98)
Concept
(98) is not a perfect square, so \(\sqrt{98}=7\sqrt{2}\) is irrational. In exams extract perfect-square factors.
Why this answer is correct
The correct answer is C. (n=98). (98) is not a perfect square, so \(\sqrt{98}=7\sqrt{2}\) is irrational. In exams extract perfect-square factors.
Exam Tip
(98) पूर्ण वर्ग नहीं है, इसलिए \(\sqrt{98}=7\sqrt{2}\) अपरिमेय है। परीक्षा में पूर्ण वर्ग गुणनखंड निकालें।
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