Find the value of coefficients   a, b, c   of quadratic equation
` x^2-x -3 = 0 `

Find the value of a, b, c in the following quadratic equation: 2x^(2)-x-3=0 .

Find the value of the discriminant ( Delta ) for the quadratic equation x^(2) ++ 7x+ 6 =0

Find the roots of the quadratic equation 6x^(2)-x-2=0

Find the value of k for which the roots of the quadratic equation 2x^(2) + kx + 8 = 0 will have equal value.

Find the value of m for which the quadratic equation , 3x^(2) + 10x + (m-3) = 0 has roots which are reciproal to each other.

Find the value of the discriminant of each of the following quadratic equations : 2x^(2)+5sqrt3x+6=0

Find the value of the discriminant of each of the following quadratic equations : x^(2)+4x+3=0

Find the value of discriminant of the following quadratic equations. (v) x^2+7x+6=0 .

Find the value of the discriminant of each of the following quadratic equations : x^(2)-6x+k=0