कौन सा विकल्प (9) और (10) के बीच की अपरिमेय संख्या है?
Which option is an irrational number between (9) and (10)?
Explanation opens after your attempt
A. \(\sqrt{85}\)
Concept
Since (81<85<100), \(\sqrt{85}\) lies between (9) and (10). (85) is not a perfect square.
Why this answer is correct
The correct answer is A. \(\sqrt{85}\). Since (81<85<100), \(\sqrt{85}\) lies between (9) and (10). (85) is not a perfect square.
Exam Tip
क्योंकि (81<85<100) इसलिए \(\sqrt{85}\) (9) और (10) के बीच है। (85) पूर्ण वर्ग नहीं है।
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