Вычислите \((7\sqrt{2}-\sqrt{98}+\sqrt{10})\sqrt{2}.\) \(30\sqrt{5}\) \(2\sqrt{5}\) \(4\) \(14+\sqrt{5}\) \(14\)
Задание

Вычислите \((7\sqrt{2}-\sqrt{98}+\sqrt{10})\sqrt{2}.\)

  • \(30\sqrt{5}\)
  • \(2\sqrt{5}\)
  • \(4\)
  • \(14+\sqrt{5}\)
  • \(14\)