Задачи номер 2
=(0/0)=lim_(x→5)(x-5)(x-2)/(x-5)(x-4)=lim_(x→5)(x-2)/(x-4)= =(5-2)/(5-4)=3 lim_(x→0) (sqrt(x+1)-1)/x=(0/0)= =lim_(x→0)(sqrt(x+1)-1)*(sqrt(x+1)+1)/x*(sqrt(x+1)+1)= =lim_(x→0 x/x*(sqrt(x+1)+1)= =lim_(x→0 1/(sqrt(x+1)+1)=1/2