Question

Racionalize o denominador​

Answer 1

$\frac{\sqrt{20} }{3\sqrt{2}} . \frac{3\sqrt{2}}{3\sqrt{2}}\\\frac{\sqrt{20} . 3\sqrt{2}}{3\sqrt{2} . 3\sqrt{2}} \\\frac{3\sqrt{2 . 20}}{9\sqrt{2.2}}\\\frac{3\sqrt{40}}{9\sqrt{4}}\\\frac{3\sqrt{4 . 10}}{9 . 2}\\\frac{3 . 2\sqrt{10}}{18}\\\frac{6\sqrt{10}}{18}\\\frac{\sqrt{10}}{3}$