2 x log1 2x

2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x
2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x
2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x
2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x
2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x2 x log1 2x