Question

cat face 5 supra radicaal din 3

Answer 1

$\frac{5}{ \sqrt{3} }= \frac{5 \sqrt{3} }{3} .$

Answer 2

$\frac{5}{ \sqrt{3}}= \frac{5 \sqrt{3}}{ \sqrt{3} \sqrt{3}}= \frac{5 \sqrt{3}}{3}$
facem rationalizarea , se amplifica cu conjugatul