Дана арифметическая прогрессия 11: 14: 17... Найдите сумму первых десяти членов этой прогрессии - №9675086

Дана арифметическая прогрессия 11: 14: 17...
Найдите сумму первых десяти членов этой прогрессии
- Предмет:
  Алгебра
- Автор:
  raphaelcamacho
- 6 лет назад

Ответы 2

11:14:17:20:23:26:29:32:35:38=245
- Автор:
  kolbybtmx
- 6 лет назад
- 0
11+14+17+20+23+26+29+32+35+38=245
- Автор:
  doritoseus
- 6 лет назад
- 0
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