1. The cost per day to society of an epidemic is C(x, y) = 20x +200y where...
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C(x, y) = 20x +200y
where C is in dollars, x is the number of people infected on a given day, and y is the number of people who die on a given day. If 14,000 people are infected and 20 people die on a given day, what is the cost to society?
2. An area of land is to be sprayed with two brands of pesticide: x liters of brand 1 and y liters of brand 2. If the number of thousands of insects killed is given by
f (x, y) = 10,000 - 6500e-0.01x - 3500e-0.02y
how many insects would be killed if 80 liters of brand 1 and 120 liters of brand 2 were used?
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Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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