Difference between the corresponding roots of `x^(2)+ax+b=0" and "x^(2)+bx+a=0` is same and `a ne b`, then

If the ratio of roots of x^(2)+bx+c=0" and "x^(2)+qx+r=0 is the same, then

The common root of the equation x^(2) - bx + c = 0 and x^(2) + b x - a= 0 is ………..

If the equations 2x^(2)-7x+1=0 and ax^(2)+bx+2=0 have a common root, then

If the difference between the roots of the equation x^(2)+ax+1=0 is less then sqrt(5) , then the set of possible values of a is

For a ne b , if the equation x^(2)+ax+b=0" and "x^(2)+bx+a=0 have a common root, then the value of a+b=

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

If a, b, c are positive real numbers such that the equations ax^(2) + bx + c = 0 and bx^(2) + cx + a = 0 , have a common root, then

If alpha" and "beta are the roots of x^(2)-ax+b^(2)=0 , then alpha^(2)+beta^(2) is equal to