What Is the Period of the Function $c(x)=\cos x+0.5 \cos 5 x$

question 78

Multiple Choice

What is the period of the function $c(x) =\cos x+0.5 \cos 5 x$
?

• A) \(2 \pi\)
• B) \(\pi\)
• C) \(\frac{\pi}{5}\)
• D)The function is not periodic

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