Use the Appropriate Addition Formula to Find the Exact Value $\sin \left( \frac { 11 \pi } { 12 } \right)$

question 131

Multiple Choice

Use the appropriate addition formula to find the exact value of the expression.
- $\sin \left( \frac { 11 \pi } { 12 } \right)$

• A) \(- \frac { \sqrt { 6 } + \sqrt { 2 } } { 4 }\)
• B) \(\frac { \sqrt { 6 } - \sqrt { 2 } } { 4 }\)
• C) \(\frac { \sqrt { 6 } + \sqrt { 2 } } { 4 }\)
• D) \(\frac { \sqrt { 2 } - \sqrt { 6 } } { 4 }\)

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