Find the Phase Shift of the Function $$y = 4 \sin \left( 2 x - \frac { \pi } { 2 } \right)$$

question 280

Multiple Choice

Find the phase shift of the function.
- $$y = 4 \sin \left( 2 x - \frac { \pi } { 2 } \right)$$

• A) \(\frac { \pi } { 4 }\) units to the right
• B) \(\frac { \pi } { 2 }\) units to the left
• C) \(2 \pi\) units down
• D) \(4 \pi\) units up

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