Выполни действия а) \dfrac{1^{\setminus x+1}}{x}+\dfrac{2^{\setminus x}}{x+1}=\dfrac{x+1}{x(x+1)}+\dfrac{2x}{x(x+1)}=... б) \dfrac{1^{\setminus x-1}}{x}-\dfrac{5^{\setminus x}}{x-1}=\dfrac{...}{x(x-1)}-\dfrac{...}{x(x-1)}=... в) \dfrac{3^{\setminus \ldots}}{x-1}+\dfrac{2^{\setminus \ldots}}{x+1}=\dfrac{...}{(...)(...)}+\dfrac{...}{(...)(...)}=... г) \dfrac{5^{\setminus \ldots}}{x-2}-\dfrac{7^{\setminus \ldots}}{x+2}=\dfrac{...}{(...)(...)}+\dfrac{...}{(...)(...)}=...

Задание

Выполни действия

а) \(\dfrac{1^{\setminus x+1}}{x}+\dfrac{2^{\setminus x}}{x+1}=\dfrac{x+1}{x(x+1)}+\dfrac{2x}{x(x+1)}=\) ...

б) \(\dfrac{1^{\setminus x-1}}{x}-\dfrac{5^{\setminus x}}{x-1}=\dfrac{...}{x(x-1)}-\dfrac{...}{x(x-1)}=\) ...

в) \(\dfrac{3^{\setminus \ldots}}{x-1}+\dfrac{2^{\setminus \ldots}}{x+1}=\dfrac{...}{(...)(...)}+\dfrac{...}{(...)(...)}=\) ...

г) \(\dfrac{5^{\setminus \ldots}}{x-2}-\dfrac{7^{\setminus \ldots}}{x+2}=\dfrac{...}{(...)(...)}+\dfrac{...}{(...)(...)}=\) ...