Answer:
what do you need help with? i can edit this later lol
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.
The answer would be three

The question wants the answer with a power in it.
Answer: the hundreds place