3x*2+5x-2/x*2-4 Help me plz - №24733454

3x*2+5x-2/x*2-4 Help me plz
- Предмет:
  Алгебра
- Автор:
  demarion
- 5 лет назад

Ответы 1

3x*2+5x-2/x*2-4
3х²+5х-2
3х²+5х-2=0
D=25-4·3·(-2)=25+24=49
x=(-5-7)/6=-2 ili х=(-5+7)/6=1/3
3х²+5х-2=3(х+2)(х-(1/3))=(х+2)(3х-1)

х²-4=(х-2)(х+2)
Ответ. (3х-1)/(х-2)
- Автор:
  minioat5
- 5 лет назад
- 0
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