Use a Sum or Difference Identity to Find the Exact $$\frac { \tan \frac { \pi } { 15 } + \tan \frac { 4 \pi } { 15 } } { 1 - \tan \frac { \pi } { 15 } \tan \frac { 4 \pi } { 15 } }$$

question 54

Multiple Choice

Use a sum or difference identity to find the exact value.
- $$\frac { \tan \frac { \pi } { 15 } + \tan \frac { 4 \pi } { 15 } } { 1 - \tan \frac { \pi } { 15 } \tan \frac { 4 \pi } { 15 } }$$

• A) \(\frac { \sqrt { 3 } } { 2 }\)
• B) \(\sqrt { 3 }\)
• C) \(\frac { \sqrt { 3 } } { 3 }\)
• D) \(\frac { 1 } { 2 }\)

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