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Help! e urgent,multumesc anticipat.

Help E Urgentmultumesc Anticipat class=

Răspuns :

(2x(x+5)/x²-25 +x(x-5)/x²-25 - (3x²+4x-2)/x²-25) *(x²+2x-12x+25)/x+2=
(2x²+10x+x²-5x-3x²-4x+2)/(x-5)(x+5) * (x²-10x+25)/(x+2) =
(x+2)/(x-5)(x+5) *(x-5)²/(x+2) =(x-5)/(x+5)

b) G(1/5)=-12/13