Question

siplify the quoting 15/√5​

Answer 1

$\frac{15}{ \sqrt{5} } \\ rationalising \: the \: denominator \\ \frac{15}{ \sqrt{5} } \times \frac{ \sqrt{5} }{ \sqrt{5} } \\ = > \frac{15 \sqrt{5} }{5} \\ = > 3 \sqrt{5} ans$