Question

rationalise the denominators of following : 5/√3+√2​

Answer 1

Answer:

$\frac{5}{ \sqrt{3} + \sqrt{2} } \\ \\ = \frac{5( \sqrt{3} - \sqrt{2}) }{ { \sqrt{3} }^{2} - { \sqrt{2} }^{2} } \\ \\ = \frac{5( \sqrt{3} - \sqrt{2}) }{3 - 2} = 5( \sqrt{3} - \sqrt{2} )$