\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)
\( \frac{-2}{1 + x^2} \)
\( \frac{2}{1 + x^2} \)
\( \frac{1}{1 + 4x^2} \)
\( \frac{4}{1 + x^2} \)