x^(2)+2x+11=0

Solve each of the following equations for x and giving your answer correct to 3 decimal places : (i) 3x^(2)-12x-1=0 (ii) x^(2)-16x+6=0 (iii) 2x^(2)+11x+4=0

2x^(2)-11x+5=0

Find the root of equation 2x^2+3 x + 11=0.

The equation whose roots are diminished by 1 than those of 4x^(3)-x^(2)+2x-3=0 is (A) 4x^(3)-11x^(2)+12x+2=0 (B) 4x^(3)-11x^(2)+12x-3=0 (C) 4x^(3)+11x^(2)+12x+2=0 (D) 4x^(3)+11x^(2)+12x-3=0

If alpha,beta are the roots of the equation 2x^(2)+4x-5=0, the equation whose roots are the reciprocals of 2 alpha-3 and 2 beta-3 is - (i) x^(2)+10x-11=0 (ii) 11x^(2)+10x+1=0 (ii) x^(2)+10x+11=0 (iv) 11x^(2)-10x+1=0

x^(3)-6x^(2)+11x-6=0

Solve for x : 6x^(2) + 11x + 3 = 0

(i) 12x^(2) + 11x + 2 = 0 (ii) 25y^(2) + 15y+2 = 0