Find All Solutions in the Interval [0, 2π) $$\tan \left( \frac { x } { 2 } \right) = \frac { 1 + \cos x } { 1 - \cos x }$$

question 67

Multiple Choice

Find all solutions in the interval [0, 2π) .
- $$\tan \left( \frac { x } { 2 } \right) = \frac { 1 + \cos x } { 1 - \cos x }$$

• A) \(\frac { \pi } { 4 } , \frac { 5 \pi } { 4 }\)
• B) \(\frac { \pi } { 2 }\)
• C) \(\frac { \pi } { 2 } , \frac { 3 \pi } { 2 }\)
• D) 0

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