
Using the fact that cos is 2π-periodic, we have

That is,
for any
and integer
.

We get 2 solutions in the interval [0, 2π] for
and
,

It would be 2,000. 1,873 rounded to the next number is 2,000, if the number was 1,499 you would round down but since the second number is higher than 5 you round up no matter what
Answer: c I think if I’m wrong report my comment
Answer:
de
Step-by-step explanation:
Answer:
44/9 or 4.8888888888889
Step-by-step explanation: ¯\_(ツ)_/¯