\(\frac{1}{\sqrt{5}-2}\) को सरल करने पर क्या मिलता है?
What is obtained after simplifying \(\frac{1}{\sqrt{5}-2}\)?
Explanation opens after your attempt
C. \(\sqrt{5}+2\)
Concept
Multiplying by the conjugate makes the denominator (5-4=1). So the answer is \(\sqrt{5}+2\).
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 \(\sqrt{5}+2\).
Exam Tip
संयुग्मी से गुणा करने पर हर (5-4=1) बनता है। इसलिए उत्तर \(\sqrt{5}+2\) है।
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