Question

Сократи дроби 5-√5/√2-√10​

Answer 1

Ответ:

$\frac{5 - \sqrt{5}}{\sqrt{2} - \sqrt{10}} = \frac{\sqrt{5}(\sqrt{5} - 1)}{\sqrt{2}(1 - \sqrt{5})} = -\frac{\sqrt{5}(\sqrt{5} - 1)}{\sqrt{2}(\sqrt{5} - 1)} = -\frac{\sqrt{5}}{\sqrt{2}}$

Объяснение: