Question

Find the rationalising factor of 4th root of 5​

Answer 1

Step-by-step explanation:

$\frac{4}{ \sqrt{5} } \\ \frac{4 \times \sqrt{5} }{ \sqrt{5 \times \sqrt{5} } } \frac{4 \sqrt{5} }{5}$

$\sqrt{5} is \: the \: rationalisng \: factor$