\( \frac{4}{\sqrt{5}} \) का परिमेय हर वाला रूप क्या है?

What is the rationalised form of \( \frac{4}{\sqrt{5}} \)?

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

A. \( \frac{4\sqrt{5}}{5} \)

Step 1

Concept

Multiply numerator and denominator by \( \sqrt{5} \). This makes the denominator (5).

Step 2

Why this answer is correct

The correct answer is A. \( \frac{4\sqrt{5}}{5} \). Multiply numerator and denominator by \( \sqrt{5} \). This makes the denominator (5).

Step 3

Exam Tip

अंश और हर को \( \sqrt{5} \) से गुणा करें। इससे हर (5) बनता है।

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Mathematics Answer, Explanation and Revision Hints

\( \frac{4}{\sqrt{5}} \) का परिमेय हर वाला रूप क्या है? / What is the rationalised form of \( \frac{4}{\sqrt{5}} \)?

Correct Answer: A. \( \frac{4\sqrt{5}}{5} \). Explanation: अंश और हर को \( \sqrt{5} \) से गुणा करें। इससे हर (5) बनता है। / Multiply numerator and denominator by \( \sqrt{5} \). This makes the denominator (5).

Which concept should I revise for this Mathematics MCQ?

Multiply numerator and denominator by \( \sqrt{5} \). This makes the denominator (5).

What exam hint can help solve this Mathematics question?

अंश और हर को \( \sqrt{5} \) से गुणा करें। इससे हर (5) बनता है।