Mathematics, 21.04.2020 21:47 walkerobrien5
The cost of maintaining a water reservoir is c(W)=80 square root w hundred dollars, where w is the depth of the water in the reservoir (in feet). The depth of the water changes with the monthly rainfall. When monthly rainfall is 8 inches per month, the depth of the water is increasing by 1.75 feet per month. How fast is the cost increasing when monthly rainfall is 8 inches and the depth of the water is 5 feet? (Answers are rounded to the nearest hundred dollar.)
Answers: 3
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The cost of maintaining a water reservoir is c(W)=80 square root w hundred dollars, where w is the d...
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