This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
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...
View Full
Document
 Fall '10
 waldron
 Calculus

Click to edit the document details