(100*n+2)/(102*n+3) = 0n=-1/50___________________________(100*n+2)/(102*n+3)100*n/(102*n+3)+2/(102*n+3)2*(50*n/(34*n+1)+1/(34*n+1))/3
x^2-25-x^2+10x-25=10x-50
Смотри.......................