If the equation `x^(2)+bx-1=0` and `x^(2)+x+b=0` has exactly one common root,where `b in R` ,then value of b is

If the equations ax^(2)+bx+c=0 and x^(2)+x+1=0 has one common root then a:b: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 x^(2)-bx+3=0 and x^(2)-2bx+15=0 has one root common then value of b is

If the equations x^(2)-bx+3=0 and x^(2)-2bx+15=0 has one root common then value of b is ?

If the equations x^(2)-bx+3=0 and x^(2)-2bx+15=0 has one root common then value of b is ?

If the equations x^(2)-bx+3=0 and x^(2)-2bx+15=0 has one root common then value of b is

If the equations x^(2)+ax+b=0 and x^(2)+bx+a=0 have one common root.Then find the numerical value of a+b.

If the quadratic equation 3x^(2) + ax+1=0 and 2x^(2) + bx+1=0 have a common root , then the value of the expression 5ab-2a^(2)-3b^(2) is

If the equations ax^(2)+bx+C=0 and x^(2)+2x+4=0 have a common root then find a:b:c