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Use a Sum or Difference Identity to Find the Exact sin⁡(−5π12)\sin \left( - \frac { 5 \pi } { 12 } \right)

Question 316

Multiple Choice

Use a sum or difference identity to find the exact value.
- sin⁡(−5π12) \sin \left( - \frac { 5 \pi } { 12 } \right)


A) −6+24\frac { - \sqrt { 6 } + \sqrt { 2 } } { 4 }
B) −6−24\frac { - \sqrt { 6 } - \sqrt { 2 } } { 4 }
C) 6+24\frac { \sqrt { 6 } + \sqrt { 2 } } { 4 }
D) 6−24\frac { \sqrt { 6 } - \sqrt { 2 } } { 4 }

Correct Answer:

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