Use a Graphing Utility to Select the Graph the Damping $f ( x ) = 2 ^ { - \frac { x } { 4 } } \cos x$

question 280

Multiple Choice

Use a graphing utility to select the graph the damping factor and the function below in the same viewing window.Describe the behavior of the function as x increases without bound.
$f ( x ) = 2 ^ { - \frac { x } { 4 } } \cos x$

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