X 4 4x 1 0 July 8, 2019 16 32 64 128 X 4 4x 3 1 0 X 4 4x 3 4x 2 1 0 X 4 4x 3 12x 2 x 1 0 X 4 4x 3 3x 2 2x 1 0 X2 4x 4 2x2 x 1 0 1.5 4x 1 0.4 x 4 4x 4 )( 1 x )( 5 x 0 X 4 4x 2 1 0 X 4 4x 3 2x 2 1 0 X 4 4x 3 6x 2 4x 1 0 X 4 4x 3 3x 2 4x 1 0 4x 12 0 x 4 1 X 4 4x 3 ax 2 bx 1 0 X 4 3x 2 4x 2 3x 1 0