(2x-1) / x
При х=3:(2x-1) / x = (2*3-1) / 3 = (6-1) / 3 = 5/3 = 1 2/3
При х=1:(2x-1) / x = (2*1-1) / 1 = (2-1)/1 = 1/1 = 1
При х=-5:(2x-1) / x = (2*(-5)-1) / (-5) = (-10-1) / (-5) = -11/(-5)=
=11/5 = 2 1/5 = 2,2
При х=(1/2):(2x-1) / x = (2*(1/2)-1) / (1/2)= (1-1)/(1/2)=0/(1/2)=0
При х=-1,6:(2x-1) / x = (2*(-1,6)-1) / (-1,6)= (-3,2-1)/(-1,6)=
=-4,2/(-1,6)=42/16=21/8=2 5/8
При х=100:(2x-1) / x = (2*100-1) / 100= (200-1)/100=199/100=
= 1 99/100= 1,99
