Question

Rationalise .




5/√5 ..................

Answer 1

$\frac{5}{ \sqrt{5} } \\ \\ = \geqslant \frac{5}{ \sqrt{5} } \times \frac{ \sqrt{5} }{ \sqrt{5} } \\ \\ = \geqslant \frac{5 \sqrt{ 5} }{5} \\ \\ = \geqslant \sqrt{5}$

Answer 2

SOLUTION:

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

$= \frac{5 \sqrt{5} }{5} = \sqrt{5}$

√5 is ans.

Thanks!!