there is no answer to this so i can't help you.?
Answer:
C 5a^2 +70a +240
Step-by-step explanation:
We have given these following functions:

h(a+4)
This function is:



f[h(a+4)]

Thus

The correct answer is given by option C.
Answer:

Step-by-step explanation:
The formula of a volume of a cone:

r - radius
H - height
We have
r = (7 : 2) in = 3.5 in
H = 4 in
Substitute:

