\(\frac{1}{\sqrt{5}-2}\) को सरल करने पर क्या मिलता है?

What is obtained after simplifying \(\frac{1}{\sqrt{5}-2}\)?

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

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

Step 1

Concept

Multiplying by the conjugate makes the denominator (5-4=1). So the answer is \(\sqrt{5}+2\).

Step 2

Why this answer is correct

The correct answer is C. \(\sqrt{5}+2\). Multiplying by the conjugate makes the denominator (5-4=1). So the answer is \(\sqrt{5}+2\).

Step 3

Exam Tip

संयुग्मी से गुणा करने पर हर (5-4=1) बनता है। इसलिए उत्तर \(\sqrt{5}+2\) है।

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Mathematics Answer, Explanation and Revision Hints

\(\frac{1}{\sqrt{5}-2}\) को सरल करने पर क्या मिलता है? / What is obtained after simplifying \(\frac{1}{\sqrt{5}-2}\)?

Correct Answer: C. \(\sqrt{5}+2\). Explanation: संयुग्मी से गुणा करने पर हर (5-4=1) बनता है। इसलिए उत्तर \(\sqrt{5}+2\) है। / Multiplying by the conjugate makes the denominator (5-4=1). So the answer is \(\sqrt{5}+2\).

Which concept should I revise for this Mathematics MCQ?

Multiplying by the conjugate makes the denominator (5-4=1). So the answer is \(\sqrt{5}+2\).

What exam hint can help solve this Mathematics question?

संयुग्मी से गुणा करने पर हर (5-4=1) बनता है। इसलिए उत्तर \(\sqrt{5}+2\) है।