cos37°cos23°-sin37°sin23° - Дата: 30.10.2019, Автор: papitoqeb0 - №19232516

cos37°cos23°-sin37°sin23°
- Предмет:
  Алгебра
- Автор:
  papitoqeb0
- 5 лет назад

Ответы 1

=кос(37+23)=кос60=1/2
- Автор:
  jaelyn
- 5 лет назад
- 0
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