Answer:
I also need some help!!!!
It is not necessary that the function decreasing over a given interval always be negative.
A function f(x) (value) decreases as x increases.
This does not mean that value of f(x) is negative.
It can have positive number as range.
Bet what is it?................
Answer:
B. 33.5
Step-by-step explanation:
V=πr2h
3=π·2^2·8/3≈33.51032