A group of 11 people are going to the movies one Saturday. Adult tickets cost $10.50 each and child tickets cost $6.75 each. If
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Answer:
(a) The net change of the function is 12.
(b) The average rate of change of the function 4.
Step-by-step explanation:
The average rate of change of function over the interval
is given by this expression:
average rate of change =
It is a measure of how much the function changed per unit, on average, over that interval.
Given:
(a) To find the net change of the function, first we calculate the values of and
The net change is simply the difference
(b) The average rate of change takes the net change and divides it by the change in the value.