MATH-M 211 Study Guide - Midterm Guide: Maxima And Minima
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The spill makes a circle on the surface of the water. (a) when the spill has a radius of 40 feet, the radius is increasing at the rate of 1 foot/hour. How fast is the area of the spill increasing? (b) when the spill has a radius of 50 feet, the area is increasing at the rate of. 5 (8pts) an oil re nery is located on the north bank of a straight river that is. A pipeline is to be constructed from the re nery to storage tanks that are located on the south bank of the river 6 miles east of the re nery. Laying the pipe will cost ,000 per mile over land to a point p on the north bank and ,000 per mile under water to reach the tanks on the south bank.
