\(\sqrt{20}\) को सरल करने पर कौन-सा रूप मिलता है?
Which form is obtained after simplifying \(\sqrt{20}\)?
Explanation opens after your attempt
A. \(2\sqrt{5}\)
Concept
\(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\). Because of \(\sqrt{5}\), it is irrational.
Why this answer is correct
The correct answer is A. \(2\sqrt{5}\). \(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\). Because of \(\sqrt{5}\), it is irrational.
Exam Tip
\(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\) है। \(\sqrt{5}\) के कारण यह अपरिमेय है।
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