\( \sqrt{9+4\sqrt{5}} \) किसके बराबर है?

What is \( \sqrt{9+4\sqrt{5}} \) equal to?

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

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

Step 1

Concept

( \(2+\sqrt{5}\)2=4+4\sqrt{5}+5=9+4\sqrt{5} ). Check the answer by squaring.

Step 2

Why this answer is correct

The correct answer is A. \(2+\sqrt{5}\). ( \(2+\sqrt{5}\)2=4+4\sqrt{5}+5=9+4\sqrt{5} ). Check the answer by squaring.

Step 3

Exam Tip

( \(2+\sqrt{5}\)2=4+4\sqrt{5}+5=9+4\sqrt{5} )। वर्ग करके उत्तर की जाँच करें।

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Mathematics Answer, Explanation and Revision Hints

\( \sqrt{9+4\sqrt{5}} \) किसके बराबर है? / What is \( \sqrt{9+4\sqrt{5}} \) equal to?

Correct Answer: A. \(2+\sqrt{5}\). Explanation: ( \(2+\sqrt{5}\)2=4+4\sqrt{5}+5=9+4\sqrt{5} )। वर्ग करके उत्तर की जाँच करें। / ( \(2+\sqrt{5}\)2=4+4\sqrt{5}+5=9+4\sqrt{5} ). Check the answer by squaring.

Which concept should I revise for this Mathematics MCQ?

( \(2+\sqrt{5}\)2=4+4\sqrt{5}+5=9+4\sqrt{5} ). Check the answer by squaring.

What exam hint can help solve this Mathematics question?

( \(2+\sqrt{5}\)2=4+4\sqrt{5}+5=9+4\sqrt{5} )। वर्ग करके उत्तर की जाँच करें।