Answer:
60
Step-by-step explanation:
The given function is:

The average rate of change of h(t) from t=a to t=b is given by:

We can rewrite this function as: 
The maximum height of the rocket is 231 and it occurs at t=3.75

The initial launch occurs at: t=0
and 
The average rate of change from the initial launch to the maximum height is

Answer:
2√11
Step-by-step explanation:
√44 = √(4 x 11) = √4√11 = 2√11
The first step u should do is (3+2)
Answer: the answer is 54
Step-by-step explanation: The error in the expression was that it was multiplied by 1 so it can't be one unless it was also 1 and it's not it is 54.