Solve `18x^3+81x^2+121x+60=0` given that one roots is equal to half the sum of the remainging roots .

Solve x^3+6x^2+11x+6=0 given that the roots are in the ratio 1:2:3.

Solve 9x^3-15x^2+7x-1=0 , given that two of its roots are equal .

Solve 9x^3-15x^2+7x-1=0 , given that two of its roots are equal .

If one of the roots of 18x^3 + 81x^2 + 121 x+60=0 is equal to half the sum of the other two then one of its roots is

Solve x^3 -7x^2 + 36 =0 given one root being twice the other .

If one root of 18x^(3) + 81x^(2) + 121x + 60 = 0 is equal to half of the sum of the other two roots then the roots are

Solve x^3-3x^2-16x+48=0 , given that tha sum of two roots is zero .

Solve 6x^4-13x^3-35x^2-x+3=0 given that one of its roots is 2+sqrt(3)

Solve : x^3-x^2-4x-2=0 given that 1+sqrt3 is a root .