Question

The period of the function $f(x)=(\sin 3x)+|\cos 6x|$ is

• A. $\pi$
• B. $2\pi /3$
• C. $2\pi$
• D. $\pi /2$

Answer 1

Answer: (B)

Period of given function
$=$ LCM of $\frac{2\pi }{3}$ and $\frac{\pi }{6}=\frac{2\pi }{3}$