Question

Виконайте дію: 1) 3m/m-n+3n/n-m, 2)2x+y/x²y+x-2y/xy²

Answer 1

Ответ:

1) 3m/m-n+3n/n-m = (3m)/(m - n) + (3n)/(n - m) = (3m - 3n)/(m - n)

2) 2x+y/x²y+x-2y/xy² = (2x + y)/(x^2y + x - 2y) / (xy^2) = (2x + y) / [(x^2y + x - 2y) * (xy^2)]