[" The equations "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 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 equation ax^(2)+bx+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 _______.

If the equations x^(2) - ax + b = 0 and x^(2) + bx - a = 0 have a common root, then

If the equations ax^(2)+bx+c=0 ,where a,b,c in R , a!=0 and x^(2)+2x+3=0 have a common root then a : b :c equals

If the quadratic equations ax^(2)+bx+c=0(a,b,c epsilon R, a !=0) and x^(2)+4x+5=0 have a common root, then a,b,c must satisfy the relations

If the equation ax^(2) + bx + c = 0 and 2x^(2) + 3x + 4 = 0 have a common root, then a : b : c

If the equation ax^(2) + bx + c = 0 and 2x^(2) + 3x + 4 = 0 have a common root, then a : b : c