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Unformatted text preview: 2 – 7t + 12, 0 ≤ t ≤ 4 In exercises 4 & 5, C(t) gives the rate of consumption of different commodities from 1970 to 1980, with t being years since the beginning of 1970. How much of each commodity was consumed from the beginning of 1972 to the end of 1973? 3. C(t) = 4.3 e 2t 4. t C(t) = 7.4 +2.3 sin 12 ! " # $ % & ’ In exercises 6 & 7 you are given the force, F newtons, it takes to stretch a spring 10 meters beyond its natural length. How much work is done in stretching the spring x meters from its natural length? 6. F = 10, x = 16 7. F = 47, x = 30...
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This note was uploaded on 02/16/2012 for the course CALCULUS 0064 taught by Professor Waldron during the Fall '10 term at Broward College.
 Fall '10
 waldron
 Calculus

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