\( \sqrt{81} \) के बारे में सही विकल्प कौन-सा है?
Which option is correct about \( \sqrt{81} \)?
Explanation opens after your attempt
C. यह परिमेय हैIt is rational
Concept
\( \sqrt{81}=9 \), so it is a rational number. Remember square roots of perfect squares.
Why this answer is correct
The correct answer is C. यह परिमेय है / It is rational. \( \sqrt{81}=9 \), so it is a rational number. Remember square roots of perfect squares.
Exam Tip
\( \sqrt{81}=9 \) है, इसलिए यह परिमेय संख्या है। पूर्ण वर्गों के वर्गमूल याद रखें।
Login to save your score, XP, coins and progress.
