" 15."quad a^(2)x^(2)-30bx+2b^(2)=0

If the equation x^(2)+x-b^(2)=0 and x^(2)-bx-1=0 have a common root then number of values of b is/are

If A.M of the roots of x^(2)-2ax+b^(2)=0 is equal to the ......... of the roots of the equation x^(2)-2bx+a^(2)=0

Solve the following quadratic equation for x:4x^(2)+4bx-(a^(2)-b^(2))=0

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

If roots of the equation ax^(2)+2(a+b)x+(a+2b+c)=0 are imaginary then roots of the equation ax^(2)+2bx+c=0 are

Solve the equation (2b^(2)+x^(2))/(b^(3)-x^(3))-(2x)/(bx+b^(2)+x^(2))+(1)/(x-b)=0 For what value of x is the solution of the equation unique ?