Question

решите уравнение х/х+2-4/х²+2х​

Answer 1

Ответ:

$\frac{x}{x} + 2 - \frac{4}{x {}^{2} } + 2x \\ \\ 1 + 2 - \frac{4}{x {}^{2} } + 2x \\ \\ 3 - \frac{4}{x {}^{2} } + 2x \\ \\ \frac{3x {}^{2} - 4 + 2x {}^{3} }{x {}^{2} } \\ \\ \frac{2x {}^{3} + 3x {}^{2} - 4}{x {}^{2} }$