1.найдите значение выражения 5m - 3n если: а)m=- 2\5,n= 2\3 б)m= 0,2,n=-1,4 - №13691707

1.найдите значение выражения 5m - 3n если:
а)m=- 2\5,n= 2\3
б)m= 0,2,n=-1,4
- Предмет:
  Алгебра
- Автор:
  roxanne
- 6 лет назад

Ответы 1

а) 5*(-2,5) - 3*2/35*(-2,5)=-12,53*2/3=6/3=2-12,5-2=-14,5 Ответ:-14.5б)5*0,2 - 3*(-1,4)5*0,2=13*(-1,4)=-4,21-(-4,2)=1+4,2=5,2
- Автор:
  lizbeth9gm5
- 6 лет назад
- 0
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