वर्गमूल सर्पिल में \(\sqrt{81}\) की लंबाई क्या होगी?
What is the length of \(\sqrt{81}\) in a square root spiral?
Explanation opens after your attempt
C. (9)
Concept
\(\sqrt{81}=9\). The number (81) is a perfect square.
Why this answer is correct
The correct answer is C. (9). \(\sqrt{81}=9\). The number (81) is a perfect square.
Exam Tip
\(\sqrt{81}=9\) होता है। (81) पूर्ण वर्ग है।
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