Функция f(x)является периодической с периодом 4. Найдите 3f(7) + f(-4), если f(-1) = 5, а - №12690559

Функция f(x)является периодической с периодом 4.
Найдите 3f(7) + f(-4), если f(-1) = 5, а f(0) = -2.
- Предмет:
  Алгебра
- Автор:
  griffenbwlg
- 6 лет назад

Ответы 1

3f(7) + f(-4)=3f(-1+2*4) + f(0-4)=3f(-1) + f(0)=3*5+(-2)=15-2=13
- Автор:
  mathew
- 6 лет назад
- 0
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