Solved: In Exercises 18, graph the function for ,
Chapter 4, Problem 4.1.1.463(choose chapter or problem)
In Exercises 1–8, graph the function for \(-2 \pi \leq x \leq 2 \pi\), adjusting the vertical window as needed. State whether or not the function appears to be periodic.
\(f(x)=(2 \cos x-4)^{2}\)
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