कौन-सा गुणनफल परिमेय है?

Which product is rational?

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

B. \(\sqrt{5}\times\sqrt{5}\)

Step 1

Concept

\(\sqrt{5}\times\sqrt{5}=5\). Product of same surds gives a rational.

Step 2

Why this answer is correct

The correct answer is B. \(\sqrt{5}\times\sqrt{5}\). \(\sqrt{5}\times\sqrt{5}=5\). Product of same surds gives a rational.

Step 3

Exam Tip

\(\sqrt{5}\times\sqrt{5}=5\)। समान मूल का गुणन देखें।

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Mathematics Answer, Explanation and Revision Hints

कौन-सा गुणनफल परिमेय है? / Which product is rational?

Correct Answer: B. \(\sqrt{5}\times\sqrt{5}\). Explanation: \(\sqrt{5}\times\sqrt{5}=5\)। समान मूल का गुणन देखें। / \(\sqrt{5}\times\sqrt{5}=5\). Product of same surds gives a rational.

Which concept should I revise for this Mathematics MCQ?

\(\sqrt{5}\times\sqrt{5}=5\). Product of same surds gives a rational.

What exam hint can help solve this Mathematics question?

\(\sqrt{5}\times\sqrt{5}=5\)। समान मूल का गुणन देखें।