Complete the Identity
- $$\tan \left( x + \frac { \pi } { 4 } \right) = ?$$

question 184

Multiple Choice

Complete the identity
- $$\tan \left( x + \frac { \pi } { 4 } \right) = ?$$

• A) \(\frac { \cos x + \sin x } { \cos x - \sin x }\)
• B) \(\frac { \cos x - \sin x } { \cos x + \sin x }\)
• C) \(- \frac { \cos x + \sin x } { \cos x - \sin x }\)
• D) \(\frac { 1 + \cos x + \sin x } { \cos x - \sin x }\)

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