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If f: R to R is defined by f(x)=7+ cos(...

If `f: R to R ` is defined by `f(x)=7+ cos(5x+3) " for " x in R` , then the period of f is

A

`2pi`

B

`pi`

C

`(pi)/(5)`

D

`(2pi)/(5)`

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The correct Answer is:
D
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AAKASH SERIES-PERIODICITY AND EXTREME VALUES-Practice Sheet (Exericise-I) Level-II (Straight Objective Type Questions)
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