1. $$\frac{{\tan \left( {\alpha + \varphi } \right)}}{{\tan \alpha }}$$
  2. $$\frac{{\tan \alpha }}{{\tan \left( {\alpha + \varphi } \right)}}$$
  3. $$\frac{{\tan \left( {\alpha - \varphi } \right)}}{{\tan \alpha }}$$
  4. $$\frac{{\tan \alpha }}{{\tan \left( {\alpha - \varphi } \right)}}$$
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1 Answers

Answer: Option 2

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