Question

rationalise the following
1) 2/√50​

Answer 1

Answer:

$\frac{2}{ \sqrt{50} } \times \frac{ \sqrt{50} }{ \sqrt{50} } \\ = \frac{2 \sqrt{50} }{50} \\ = \frac{ 5\sqrt{2} }{25} \\ = \frac{ \sqrt{2} }{5}$