50 Баллов! Решите уравнение |x^2−9x|=9−x. В ответ запишите среднее арифметическое корней уравнения. - №23750920

50 Баллов!
Решите уравнение |x^2−9x|=9−x. В ответ запишите среднее арифметическое корней уравнения.
- Предмет:
  Алгебра
- Автор:
  vázquezhkjh
- 5 лет назад

Ответы 1

Решение смотри на фото
- Автор:
  holden265
- 5 лет назад
- 0
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Mr Smith is an old man. He's recently retired and so he's got a lot of time for travelling. He's соme to Moscow as a tourist Now he's sitting in the hotel hall and talking to Leonid Petrov, his guide.
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