X 3 6x 9 0 July 8, 2019 16 32 64 128 X 4 2x 3 9x 2 6x 9 0 X 3 6x 2 9 0 X 3 6x 2 12x 9 0 X 4 2x 3 6x 9 0 Solve by cardan's method x 3 6x 9 0 X 2017 x 3 6x 2 13x 9 0 X 4 4x 3 6x 2 7x 9 0 X 2 6 x 3 )- 6x 2 9 0 The real root of the equation x 3 )- 6x 9 0 is Show that x 3 solution of x 2 6x 9 0