X^2+1/2x+1/18=0 помогите решить!

Question

X^2+1/2x+1/18=0 помогите решить!

Answer 1

Д=1/4-4×1/18=1/4-2/9=
=9/36-8/36=1/36
х1=(-1/2 -1/6)/2=(-3/6-1/6)/2=
=-2/3÷2=-1/3
х2=(-1/2+1/6)/2=(-3/6+1/6)/2=
=-1/3÷2=-1/6