\( \sqrt{5}\times\sqrt{20} \) किस प्रकार की संख्या है?

What type of number is \( \sqrt{5}\times\sqrt{20} \)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. परिमेय वास्तविक संख्याRational real number

Step 1

Concept

\( \sqrt{5}\times\sqrt{20}=\sqrt{100}=10 \). Therefore the result is a rational real number.

Step 2

Why this answer is correct

The correct answer is A. परिमेय वास्तविक संख्या / Rational real number. \( \sqrt{5}\times\sqrt{20}=\sqrt{100}=10 \). Therefore the result is a rational real number.

Step 3

Exam Tip

\( \sqrt{5}\times\sqrt{20}=\sqrt{100}=10 \) है। इसलिए परिणाम परिमेय वास्तविक संख्या है।

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Mathematics Answer, Explanation and Revision Hints

\( \sqrt{5}\times\sqrt{20} \) किस प्रकार की संख्या है? / What type of number is \( \sqrt{5}\times\sqrt{20} \)?

Correct Answer: A. परिमेय वास्तविक संख्या / Rational real number. Explanation: \( \sqrt{5}\times\sqrt{20}=\sqrt{100}=10 \) है। इसलिए परिणाम परिमेय वास्तविक संख्या है। / \( \sqrt{5}\times\sqrt{20}=\sqrt{100}=10 \). Therefore the result is a rational real number.

Which concept should I revise for this Mathematics MCQ?

\( \sqrt{5}\times\sqrt{20}=\sqrt{100}=10 \). Therefore the result is a rational real number.

What exam hint can help solve this Mathematics question?

\( \sqrt{5}\times\sqrt{20}=\sqrt{100}=10 \) है। इसलिए परिणाम परिमेय वास्तविक संख्या है।