Answer:
Neither
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
1x2x2.5=5
5/0.5=10
Here given,
and 
we have to find
which means the subtracting of the functions f(x) and g(x).

= 
= 
=
( we know that multiplication of negative and negative is positive)
= 
=
We have got the required answer here.

Answer:
35,-70
Step-by-step explanation:
Speed is distance over time
miles per hour is distance over time
so if it averaged 420 miles an hour
is it not 420 miles per hour?
perhaps i am misunderstanding something?