Find the roots of `4x^(2)+3x+5=0` by the method of completing the square.

Find the roots of x^(2) + 3x +9=0

Find the roots of the equation 5x^(2)-6x-2=0 by the method of completing the square.

Solve the equations by completing the square x^(2)-5x+5=0

Solve the qudratic equation 5x^(2)-6x-2=0 by completing the square method.

If a and beta are the roots of 2x^(2) + 4x + 5 = 0 the equation where roots are 2alpha and 2betai

If x=2 is one the of roots of x^(3)+2x^(2)-5x-6=0 then find the other roots of the equation

If one root of equation 3x(2) + kx + 81 = 0 (having real roots) is the square of the other then find k.

Find the other root of x^(2) - 4x + 1 = 0 given that 2 + sqrt3 is a root:

If alpha,beta,gamma are the roots of x^3-2x^2+3x-4=0 find the value of sumalpha^2