-3,48-0,7k+0,8+k=-2,68+0,3k
при к=1 1/9 -2,68+0,3k=-2,68+0,3*(1 1/9)=-2,68+0.3*10/9= -2.68 + 1/3=
= -268/100 +1/3 = -804/300 + 100/300 = -704/300 =
= -2 104/300 = -2 26/75
-3,48-0,7k+0,8+k=-2,68+0,3k
при к=1 1/9 -2,68+0,3k=-2,68+0,3*(1 1/9)=-2,68+0.3*10/9= -2.68 + 1/3=
= -268/100 +1/3 = -804/300 + 100/300 = -704/300 =
= -2 104/300 = -2 26/75