Найдите значение выражения: 7 / √7 + √63

  1. √7
  2. 4√7
  3. 3√7
  4. 7

📝 Detailed explanation

Упрощаем первую дробь: 7 / √7 = √7.
Упрощаем второй корень: √63 = √(9 · 7) = 3√7.
Складываем обе части: √7 + 3√7 = 4√7.
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