Автор - creeper16072004

Решить уравнение на фото

Ответ

Автор - alesyaperova

 frac{4x - 4}{x}  +  frac{ {x}^{2} + 4 }{x(x + 1)}  =  frac{6 + x}{x + 1}  \ (4x - 4)(x + 1) + \   {x}^{2}  + 4 = x(6 + x)
 {4x}^{2}  + 4x - 4x - 4 +  {x}^{2}  + 4 \  = 6x +  {x}^{2}  \  {5x}^{2}  - 6x -  {x}^{2}  = 0
 {4x}^{2}  - 6x = 0 \ 2x(2x - 3) = 0 \ 2x = 0 \ x = 0
2x - 3 = 0 \ 2x = 3 \ x = 3 div 2 = 1.5

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