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Describe the End Behavior of the Function f(x)=e−xcos⁡4xf ( x ) = e ^ { - x } \cos 4 x

Question 390

Multiple Choice

Describe the end behavior of the function.
- f(x) =e−xcos⁡4xf ( x ) = e ^ { - x } \cos 4 x


A) lim⁡x→∞f(x) =∞\lim _ { x \rightarrow\infty } f ( x ) = \infty
B) lim⁡x→∞f(x) =0\lim _ { x \rightarrow \infty } f ( x ) = 0
C) lim⁡x→f(x) =0\lim _ { x \rightarrow } f ( x ) = 0
D) lim⁡x→∞f(x) =∞\lim _ { x \rightarrow \infty } f ( x ) = \infty

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