Question

rationalize the denominator 1/√5 + √ 2 ​

Answer 1

Answer:

$\frac{1}{ \sqrt{5} } + \sqrt{2} \\ = \frac{1 + \sqrt{10} }{ \sqrt{5} } \\ = \frac{ \sqrt{5} + \sqrt{50} }{5} \\ ans = \frac{ \sqrt{5} + 5 \sqrt{2} }{5}$