Question

Porfa ayuda con este ejercicio


2/(x+1)-1/(x+3)+1/(x-3)-2/(x-1)

Answer 1

=(2(x-1) - 2(x+1))/(x^2-1) + (x+3-x+3)/(x/2-9)

= (-4(x^2-9)+6(x^2-1))/((x^2-1)(x^2-9))

=2(x^2+15)/((x^2-9)(x^-1))