A1+a2+a3=15 и a1a2a3=80 Найти a1 и d - №9107345

A1+a2+a3=15 и a1a2a3=80
Найти a1 и d
- Предмет:
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- Автор:
  ziggy67
- 6 лет назад

Ответы 1

Смотри............................
- Автор:
  bessieb9kj
- 6 лет назад
- 0
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Jack climbs and climbs . The beanstalk is very tall and goes up into the sky and through the clouds . He reaches the top at last and Jack is very surprised when he sees a big castle. He runs to the castle and knocks on the door . Jack is very hungru and wants to ask for something to eat. A giantess opens the door. She is very big , and she looks very surprised to the him.
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