Объяснение:

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

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

(x+2)(x-2)(x+3)(x-3) =

= (3x²-27)(x-2) +x³+x²-4x-4+(x²-x-6)(x-1)/ (x²-4)(x²-9) =

= 5x³-7x²-36x+56/ x⁴-13x²+36