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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The Answer of 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) $\frac { \sqrt { 2 } - \sqrt { 6 } } { 4 }$

Use the Appropriate Addition Formula to Find the Exact Value sin⁡(11π12)\sin \left( \frac { 11 \pi } { 12 } \right)sin(1211π​)

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