Determine the nature of roots of the following quadratic equations:
(i) `2x^(2)+5x-4=0` (ii) `9x^(2)-6x+1=0`

Determine the nature of the roots of the following quadratic equations: (i) 2x^2-3x+5=0 (ii) 2x^2-6x+3=0 (iii) 3/5x^2-2/3x+1=0

Determine the nature of the roots of the following quadratic equations: (i) 3x^2-4sqrt(3)x+4=0 (ii) 3x^2-2sqrt(6)x+2=0 (iii) (x-2a)(x-2b)=4a b

Find the nature of roots of following quadratic equations. 2x ^2 +x−1=0

Determine the nature of the roots of the following quadratic equations: 2x^2+x-1=0 x^2-4x+4=0 x^2+x+1=0 4x^2-4x+1=0 2x^2+5x+5=0

Discuss the nature of the roots of the following quadratic equations: 3x ^2 −2x+1/3=0

Find the roots of the following quadratic equation: 2/5x^2-x-3/5=0

Which of the following are quadratic equations? (i) x^2-6x+4=0 (ii) 2x^2-7x=0

Find the nature of roots of the quadratic equation 4x^(2)-5x+3=0 .

Find, using the quadratic formula, the roots of the following quadratic equations, if they exist (i) 3x^(2)-5x+2=0 (ii) x^(2)+4x+5=0