lim(x->-2) (2 x^2+3 x-2)/(3 x^2+7 x+2)= lim(x->-2)((x+2)(2x-1))/((x+2)(3x+1)) |x-2 не рано 0= lim(x->-2)(2x-1)/(3x+1)= (lim(x->-2)(2x-1))/(lim(x->-2)(3x+1))= -5/-5= 1
lim(x->0) (2 x^2+3 x-2)/(3 x^2+7 x+2)=
=lim(x->0) (2*0+3*0-2)/(3*0+7*0+2)=
lim(x->0) -2/2=-1
lim(x->+inf) (2x^2+3x-2)/(3x^2+7x+2)= |разд. числ и знам на x^2<>0
lim(x->+inf) (2+3/x-2/x^2)/(3+7/x+2/x^2)=
(2+0+0)/(3+0+0)=2/3
lim(x->-2) (2 x^2+3 x-2)/(3 x^2+7 x+2)
= lim(x->-2)((x+2)(2x-1))/((x+2)(3x+1)) |x-2 не рано 0
= lim(x->-2)(2x-1)/(3x+1)
= (lim(x->-2)(2x-1))/(lim(x->-2)(3x+1))
= -5/-5
= 1
lim(x->0) (2 x^2+3 x-2)/(3 x^2+7 x+2)=
=lim(x->0) (2*0+3*0-2)/(3*0+7*0+2)=
lim(x->0) -2/2=-1
lim(x->+inf) (2x^2+3x-2)/(3x^2+7x+2)= |разд. числ и знам на x^2<>0
lim(x->+inf) (2+3/x-2/x^2)/(3+7/x+2/x^2)=
(2+0+0)/(3+0+0)=2/3