Find the Zeros of the Function in the Interval $[-2 \pi, 2 \pi]$

Find the zeros of the function in the interval $[-2 \pi, 2 \pi]$ .
- $$f ( x ) = 5 \cos \frac { x } { 2 }$$

A) $\pm \frac { \pi } { 2 } , \pm \frac { 3 \pi } { 2 }$
B) $\pm \frac { \pi } { 4 } , \pm \frac { 3 \pi } { 4 } , \pm \frac { 5 \pi } { 4 } , \pm \frac { 7 \pi } { 4 }$
C) $\pm \pi$
D) $\pm \pi , \pm 2 \pi$

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free