x1^2+x2^2=(x1+x2)^2-2x1x2=(1/3)^2+2*11/3=1/9+22/3=67/9
x1/x2+x2/x1=(x1^2+x2^2)/x1x2=(67/9)*(-3/11)=-67/33
(1/x1)*(1/x2)=1/x1x2=-3/11=c
1/x1+1/x2=(x1+x2)/x1x2=(1/3)/(-11/3)=-1/11=b
x^2+1/11x-3/11=0
11x^2+x-3=0
x1^2+x2^2=(x1+x2)^2-2x1x2=(1/3)^2+2*11/3=1/9+22/3=67/9
x1/x2+x2/x1=(x1^2+x2^2)/x1x2=(67/9)*(-3/11)=-67/33
(1/x1)*(1/x2)=1/x1x2=-3/11=c
1/x1+1/x2=(x1+x2)/x1x2=(1/3)/(-11/3)=-1/11=b
x^2+1/11x-3/11=0
11x^2+x-3=0