\(\frac{4}{\sqrt{5}+1}\) का परिमेयकृत रूप कौन-सा है?

Which is the rationalised form of \(\frac{4}{\sqrt{5}+1}\)?

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

B. \(\sqrt{5}-1\)

Step 1

Concept

Multiplying by the conjugate gives (\frac{4\(\sqrt{5}-1\)}{5-1}=\sqrt{5}-1). Make the denominator rational.

Step 2

Why this answer is correct

The correct answer is B. \(\sqrt{5}-1\). Multiplying by the conjugate gives (\frac{4\(\sqrt{5}-1\)}{5-1}=\sqrt{5}-1). Make the denominator rational.

Step 3

Exam Tip

संयुग्मी से गुणा करने पर (\frac{4\(\sqrt{5}-1\)}{5-1}=\sqrt{5}-1) मिलता है। हर को परिमेय बनाएं।

Question me issue ya doubt hai?

Answer, explanation, typing mistake ya suggestion directly hamari team ko bhejein. 📱Helpline (Call / WhatsApp): +91 7272824365

Related Mathematics Questions

FAQs

Mathematics Answer, Explanation and Revision Hints

\(\frac{4}{\sqrt{5}+1}\) का परिमेयकृत रूप कौन-सा है? / Which is the rationalised form of \(\frac{4}{\sqrt{5}+1}\)?

Correct Answer: B. \(\sqrt{5}-1\). Explanation: संयुग्मी से गुणा करने पर (\frac{4\(\sqrt{5}-1\)}{5-1}=\sqrt{5}-1) मिलता है। हर को परिमेय बनाएं। / Multiplying by the conjugate gives (\frac{4\(\sqrt{5}-1\)}{5-1}=\sqrt{5}-1). Make the denominator rational.

Which concept should I revise for this Mathematics MCQ?

Multiplying by the conjugate gives (\frac{4\(\sqrt{5}-1\)}{5-1}=\sqrt{5}-1). Make the denominator rational.

What exam hint can help solve this Mathematics question?

संयुग्मी से गुणा करने पर (\frac{4\(\sqrt{5}-1\)}{5-1}=\sqrt{5}-1) मिलता है। हर को परिमेय बनाएं।