Graph the Function Over a One-Period Interval $$y = 2 + \frac { 1 } { 2 } \cos 4 \left( x + \frac { \pi } { 2 } \right)$$

question 42

Multiple Choice

Graph the function over a one-period interval.
- $$y = 2 + \frac { 1 } { 2 } \cos 4 \left( x + \frac { \pi } { 2 } \right)$$

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