Question

Rationalise the denominator
$\frac{1}{ \sqrt{50} }$
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Answer 1

$\bf\red{Answer}$

$\sf \frac{1}{ \sqrt{50} }$

$\sf = \frac{1}{ \sqrt{25 \times 2} }$

$\sf = \frac{1}{5 \sqrt{2} }$

$\sf = \frac{1}{5 \sqrt{2} } \times \frac{ \sqrt{2} }{ \sqrt{2} }$

$\sf = \frac{ { \sqrt{2} } }{10}$