Question

The period of the function f (x) = cos(8x+5/4π) is​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

∵ Period of cosx is 2π.

∴ Period of f(x)

$= \cos( \frac{8x + 5}{4 \pi} ) \: is \: = \frac{2\pi}{ \frac{8}{4\pi} } = {\pi}^{2}$