\( \frac{4}{\sqrt{5}} \) का परिमेय हर वाला रूप क्या है?
What is the rationalised form of \( \frac{4}{\sqrt{5}} \)?
Explanation opens after your attempt
A. \( \frac{4\sqrt{5}}{5} \)
Concept
Multiply numerator and denominator by \( \sqrt{5} \). This makes the denominator (5).
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).
Exam Tip
अंश और हर को \( \sqrt{5} \) से गुणा करें। इससे हर (5) बनता है।
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