Question

lim (x->1)(x*x-2x+1)/(2x*x-7x+5)

Answer 1

х²-3х/2х²+12х=2-3х/14x²=-1x/14x²=-14x² вроде так точно незнаю

Answer 2

lim    (x-1)^2/(2x-5)(x-1)=lim    (x-1)/(2x-5)=(1-1)/(2-5)=0  

(x->1)                            (x->1)