👤

va roooggg aajjuuuttoorr E(x)=(x+2/x-3 -x-3/x+2 -25/(x-3)(x+2)):5/x+2

Răspuns :

x²+4x+4-(x²-6x+9)-25/(x-3)×(x+2) ×x+2/5=
x²+4x+4-x²+6x-9-25/(x-3)×(x+2) ×x+2/5
10x-30/(x-3)×(x+2) ×x+2/5=
10(x-3)/(x-3)×(x+2) ×x+2/5=
 10/x+2 ×x+2/5=
   2............