The period of cos 5 is *
²
2
2/5
/3
Answers
Answered by
0
Answer:
10
Step-by-step explanation:
yes it is right follow
Answered by
4
Answer:
your answer is 2/5
Step-by-step explanation:
Property of trigonometric periodic function
Period of coskx=
∣k∣
2π
as given period =5=
∣k∣
2π
∴∣k∣=
5
2π
k=±
5
2π
∴ This gives f(x)=coskx=cos(±
5
2π
x)
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