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Line 109:
|<math>\frac{x}{1+|x|}</math>
|<math>\frac{1}{(1+|x|)^2}</math>
|<math>(-1,
|<math>C^1</math>
|-
|
Line 109:
|<math>\frac{x}{1+|x|}</math>
|<math>\frac{1}{(1+|x|)^2}</math>
|<math>(-1,
|<math>C^1</math>
|-
|