For $$f ( x ) = A \sin \left( \frac { 2 \pi } { B } ( x - C ) \right) + D$$

Multiple Choice

For $$f ( x ) = A \sin \left( \frac { 2 \pi } { B } ( x - C ) \right) + D$$ identify either A, B, C, or D as ind icated for the sine function.
Find A.
- $y = - 2 \sin ( - \theta - \pi ) \quad$ Find $B$ .

A) 4
B) 2
C) $- \pi$
D) $2 \pi$