Упростите выражение: -10√125+2√108+7√192-3√245

Упростите выражение:
-10√125+2√108+7√192-3√245
- Предмет:
  Алгебра
- Автор:
  konneracevedo
- 5 лет назад

Ответы 2

-10*5√5+2*6√3+7*8√3-3*7√5=-50√5+12√3+56√3-21√5=68√3-71√5
- Автор:
  tacoodud
- 5 лет назад
- 0
$... = -10 \sqrt{25\cdot 5} +2\sqrt{9\cdot 12} +7\sqrt{16\cdot 12} - 3\sqrt{49\cdot 5} =$ $=-50 \sqrt{5} +6 \sqrt{12} +28 \sqrt{12} - 21\sqrt{5} =68 \sqrt{3} -71 \sqrt{5}$
- Автор:
  cuddle pig3r4t
- 5 лет назад
- 0
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Упростите выражение:
-10√125+2√108+7√192-3√245