Răspunsuri

2014-04-18T18:26:42+03:00
Fractia 1/x(x+1)=1/x -1/(x+1)
1/(x+1)(x+2)=1/(x+1) -1/(x+2)
.
.
.
.1/(x+99)(x+100)=1/(x+99)-1/(x+100)
daca vezi ai sa poti face simplificari si vei ramine cu1/X -1/(x+100)=1/9
x(x+100)=1/9 de aici te descurci