" (ii) "x^(2)-(4)/(i)x-4=0

Solve: (i) 3x^(2)-4x+(20)/(3)=0 . (ii) x^(2)-2x+(2)/(3)=0 .

Solve (i)" "(x-1)/(x)-(x+1)/(x-1)lt2" "(ii)" "(x^(2)+4x+4)/(2x^(2)-x-1)gt0.

Solve (i)" "(x-1)/(x)-(x+1)/(x-1)lt2" "(ii)" "(x^(2)+4x+4)/(2x^(2)-x-1)gt0.

Solve the following quadratic equations by factorization method: x^2-5i x-6=0 (ii) x^2+4i x-4=0

Find the roots of the quadratic equations by applying the quadratic formula.(i) 2x^(2)-7x+3=0 (ii) 2x^(2)+x-4=0 (iii) 4x^(2)+4sqrt(3)x+3=0( iv )2x^(2)+x+4=0

Determine the nature of roots of given quadratic equation ( i x^(2)+x+1=0 (ii) 4x^(2)-4x+1=0

The roots of 2(1+i)x^2-4(2-i)x-5-3i=0 are-

Find the centre and radius of each of the following (i)x^(2)+y^(2)+4x-4y+1=0

If 2x - (1)/(2x) =4 , find : (i) 4x^(2) + (1)/( 4x^2)