(x^(2)-5x)^(2)-30(x^(2)-5x)-216=0

Two non-integer roots of (x^(2) - 5x)^(2) - 7 (x^(2) - 5x) + 6 = 0 are

The number of real roots of the equation (x^(2)+5x+6)^(2)+5(x^(2)+5x+6)+6-x=0 is

If the roots of x^(4)+5x^(3)-30x^(2)-40x+64=0 are in G.P.,then the roots are

Solve the following equations. (x^2 - 5x)^2 - 7 (x^2-5x) div 6=0 .

sqrt(3x^(2)-7x-30)-sqrt(2x^(2)-7x-5)=x-5

The biquadratic equation, two of whose roots are 1+i , 1-sqrt(2) is A) x^(4)-4x^(3)+5x^(2)-2x-2=0 B) x^(4)-4x^(3)-5x^(2)+2x+2=0 C) x^(4)+4x^(3)-5x^(2)+2x-2=0 D) x^(4)+4x^(3)+5x^(2)-2x+2=0

((x+3)(x^(2)-5x+6))/((x^(2)+x+1)(x-4))<=0