Answer:
f(3) is 30
Step-by-step explanation:
Convert to cylindrical coordinates:



Then
is the set of points
such that
,
, and
or
.
Now

Using the midpoint formula we get:
(x,y)=(0+5/2, 0+12/2) or (5/2, 6) as the midpoint.
15 divided by 3 is 5
15 - 3=13
Answer:
my hypothesis is that the answer is on page 31 of Harry potter and the Prisoner of Azkaban, it'll be the 48th word. God speed old chum
Step-by-step explanation: