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4 x2 2x 1 4x

4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x
4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x
4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x4 x2 2x 1 4x