Пожалуйста помогите, учительница задала на лето задания - №12676478

Пожалуйста помогите, учительница задала на лето задания
- Предмет:
  Алгебра
- Автор:
  may3
- 6 лет назад

Ответы 1

(2а+8)-(2а ²-b ²)=2a+8-2a ²+b ²При а=2,b=- 1/2=-0,52*2+8-2*2 ²+ (-0,5) ²=4+8-8+0,0625=4,0625.Ответ:4,0625
- Автор:
  ramiro
- 6 лет назад
- 0
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- Автор:
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- 6 лет назад
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