4x 4 12x 2 9 July 8, 2019 16 32 64 128 4x 4 12x 2 9 0 4x 4 12x 3 9x 2 0 4x 4 12x 2y 9y 2 X 4 4x 3 2x 2 12x 9 0 X 4 4x 3 18x 2 12x 9 0 X 4 4x 2 12x 9 0 X 4 4x 2 12x 9 Factor 4x 4 12x 2 9 4x 4 12x 3 9x 2 4x 4 8x 3 17x 2 12x 9 0 Factorise 4x 4 12x 3 9x 2 X 4 4x 3 10x 2 12x 9 Solve x 4 4x 3 2x 2 12x 9 0 Căn x 2 4x 4 căn 4x 2 12x 9