Question

the period is cos 5 theta is​

Answer 1

Answer:

the period of cos 5 theta is 0 to

$2\pi$

Answer 2

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)