Answer:
Step-by-step explanation:
r+58
Let r=3
3+58
61
Will first you should add then multiple and you should get your answer right just make sure you check it before you give it to the teacher
ANSWER

EXPLANATION
The period refers to the interval over which the function completes one full cycle.
The given function completed four cycles in on the the interval.
[-π,π]
The period is


Simplify;


The last choice is correct.
Well when u multiply 1 times something u get the same #