Ответ:
Упрощаем корни: \(\sqrt{8}=2\sqrt{2}\), \(\sqrt{50}=5\sqrt{2}\).
\((\sqrt{8}-\sqrt{50})\cdot4\sqrt{2}=(2\sqrt{2}-5\sqrt{2})\cdot4\sqrt{2}=-3\sqrt{2}\cdot4\sqrt{2}=-12\cdot2=-24\).
Ответ: \(-24\).
Упрощаем корни: \(\sqrt{8}=2\sqrt{2}\), \(\sqrt{50}=5\sqrt{2}\).
\((\sqrt{8}-\sqrt{50})\cdot4\sqrt{2}=(2\sqrt{2}-5\sqrt{2})\cdot4\sqrt{2}=-3\sqrt{2}\cdot4\sqrt{2}=-12\cdot2=-24\).
Ответ: \(-24\).