Use the Formula For $\sin ( s - t )$ To Compute the Exact Value Of

Multiple Choice

Use the formula for $\sin ( s - t )$ to compute the exact value of $\sin \frac { \pi } { 12 }$ .

A) $\frac { \sqrt { 6 } + \sqrt { 2 } } { 4 }$
B) $\frac { \sqrt { 3 } - \sqrt { 2 } } { 4 }$
C) $\frac { \sqrt { 3 } + \sqrt { 2 } } { 4 }$
D) $\frac { \sqrt { 6 } - \sqrt { 2 } } { 4 }$
E) $\frac { \sqrt { 3 } } { 4 }$