Answer:
B. 4
Step-by-step explanation:
The given function is of the form:

A is called the amplitude of the given function.
We can read from the graph that, the function ranges between:
-4 and 4
This implies that:

Therefore the amplitude of the function is 4.
Hence the value of A must be 4.
Answer:
-2m^3+12m^2-5
Step-by-step explanation:
if it's wrong I'm sorry
The distribution will be skewed to the positive side because the mean is greater than the median.
Mean: 3.7
Median: 3
Answer: B