\(\sqrt{20}\) को सरल करने पर कौन-सा रूप मिलता है?

Which form is obtained after simplifying \(\sqrt{20}\)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. \(2\sqrt{5}\)

Step 1

Concept

\(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\). Because of \(\sqrt{5}\), it is irrational.

Step 2

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.

Step 3

Exam Tip

\(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\) है। \(\sqrt{5}\) के कारण यह अपरिमेय है।

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Mathematics Answer, Explanation and Revision Hints

\(\sqrt{20}\) को सरल करने पर कौन-सा रूप मिलता है? / Which form is obtained after simplifying \(\sqrt{20}\)?

Correct Answer: A. \(2\sqrt{5}\). Explanation: \(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\) है। \(\sqrt{5}\) के कारण यह अपरिमेय है। / \(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\). Because of \(\sqrt{5}\), it is irrational.

Which concept should I revise for this Mathematics MCQ?

\(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\). Because of \(\sqrt{5}\), it is irrational.

What exam hint can help solve this Mathematics question?

\(\sqrt{20}=\sqrt{4\times5}=2\sqrt{5}\) है। \(\sqrt{5}\) के कारण यह अपरिमेय है।