3 x square 6 x 1 0 July 8, 2019 16 32 64 128 The nature of root of quadratic equation 3 x square 6 x 1 0 is P 1 x square 6 p 1 x 3 9 0 K 1 x square 6 k 1 x 3 k 9 0 C 1 x square 6 c 1 x 3 c 9 0 3 x 0 3 x 3 square