Find the phase shift of the function.
-$$y = 3 \cos \left( - 3 x - \frac { \pi } { 2 } \right)$$
A) $\frac { \pi } { 2 }$ units to the left
B) $\frac { \pi } { 2 }$ units to the right
C) $\frac { \pi } { 6 }$ units to the right
D) $\frac { \pi } { 6 }$ units to the left

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The Answer of Find the phase shift of the function.
-$$y = 3 \cos \left( - 3 x - \frac { \pi } { 2 } \right)$$
A) $\frac { \pi } { 2 }$ units to the left
B) $\frac { \pi } { 2 }$ units to the right
C) $\frac { \pi } { 6 }$ units to the right
D) $\frac { \pi } { 6 }$ units to the left

Find the Phase Shift of the Function y=3cos⁡(−3x−π2)y = 3 \cos \left( - 3 x - \frac { \pi } { 2 } \right)y=3cos(−3x−2π​)

Find the Phase Shift of the Function $y = 3 \cos \left( - 3 x - \frac { \pi } { 2 } \right)$