X 3 6x 2 9x 4 0 July 8, 2019 16 32 64 128 X 4 2x 3 9x 2 6x 9 0 X 4 6x 3 9x 2 100 0 Solve x 3 )+ 6x 2 )+ 9x 4 0 by cardon's method Solve x 3 6x 2 9x 4 0 The roots of the cubic equation x 3 6x 2 9x 4 0 are