Answer:
720 MPH
Step-by-step explanation:
2700 miles / 3.75 hours = 720 MPH
Answer:
4
Step-by-step explanation:
-3+4+2+1=4
Answer:

Period is 2π
Horizontal shift = 0
Step-by-step explanation:
We know that
and as
, so, we can write
Therefore, the if
then
(Answer)
Now, the period of
is 2π, hence the period of
is also 2π. (Answer)
Again.
, hence, the horizontal shift of
is 0. (Answer)
25*2=50
10*5=50
so 2 packets of envelopes and 5 packets of stamps