The equation `ax^2+b x+a=0 and x^3-2x^2+2x-1=0` have two root in common,then `(a+b)` is equal to

The equation ax^(2)+bx+c=0 and x^(3)-4x^(2)+8x-8=0 have two roots in common. Then 2b + c is equal to _______.

The equation ax^2 + bx + a=0 (a ,b, in R ) and x^3 -2x^2+2x-1=0 have two roots common . Then a+ b must be equal to

The equations x^2+x+a=0 and x^2+ax+1=0 have a common real root

If the equations x^2+bx-1=0 and x^2+x+b=0 have a common root different from -1 then |b| is equal to

If the equation x^(2)+bx-1=0 and x^(2)+x+b=0 have a common root different from -1 then |b| is equal to

If the equations x^(2)+bx-1=0 and x^(2)+x+b=0 have a common root different from -1 then |b| is equal to

If the equations x^(2) + ax+1=0 and x^(2)-x-a=0 have a real common root b, then the value of b is equal to