कौन सा विकल्प \(\sqrt{0.81}\) का मान है?
Which option is the value of \(\sqrt{0.81}\)?
Explanation opens after your attempt
A. (0.9)
Concept
Since \(0.9\times0.9=0.81\), \(\sqrt{0.81}=0.9\). It is a terminating decimal.
Why this answer is correct
The correct answer is A. (0.9). Since \(0.9\times0.9=0.81\), \(\sqrt{0.81}=0.9\). It is a terminating decimal.
Exam Tip
\(0.9\times0.9=0.81\) इसलिए \(\sqrt{0.81}=0.9\)। यह सांत दशमलव है।
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