What is the pattern? 0.90, 0.87, 0.85, 0.81, 0.78?
1 answer:
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Answer:
May 4th, 2012.
Step-by-step explanation:
The highest level can be found with the help of the First Derivative and Second Derivative Tests. First and second derivatives of the function are, respectively:
The First Derivative Tests consists on equalizing the first derivative to zero and finding the critical points.
Roots are and
. just the second root offer a realistic solution and is test by the second derivative.
(which leads to a maximum).
Given that a year has 365 days or 12 months, the highest water level occurs at day:
(May 4th).