1 x2 4x 4 1 2x x

1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x1 x2 4x 4 1 2x x