🎥 Video Solution:
📘 Rationalise:
\[ \frac{3}{\sqrt{5}} \]
✏️ Solution:
\[ = \frac{3}{\sqrt{5}} \times \frac{\sqrt{5}}{\sqrt{5}} \]
\[ = \frac{3\sqrt{5}}{5} \]
✅ Final Answer: \(\frac{3\sqrt{5}}{5}\)
\[ \frac{3}{\sqrt{5}} \]
\[ = \frac{3}{\sqrt{5}} \times \frac{\sqrt{5}}{\sqrt{5}} \]
\[ = \frac{3\sqrt{5}}{5} \]
✅ Final Answer: \(\frac{3\sqrt{5}}{5}\)