Answer:sin
(
330
)
csc
(
60
)
cos
(
390)
Step-by-step explanation:
Answer:
Thats fun but i want to help! what the question?
Step-by-step explanation:
Solution:- Given that the total revenue function
,where x is the number of rooms filled
Now, differentiating the function w.r.t. x,we get

To find critical points ,Put 

If I did this right the answer should by: The results are statistically significant at the 0.05 level of significance in showing that the proportion of people in rural areas who want the defending champions to win the game is different than the proportion of people in urban areas.