Respuesta :

Answer: [tex]\frac{2}{p+1}+\frac{1}{p-1}[/tex]

Step-by-step explanation:

Decompose the denominator.

[tex]p^2-1=(p+1)(p-1)[/tex]

So, 3 has to be multiplied by p-1 and p+1 has to be multiplied by 1.