The rate at which an assembly line worker's efficiency E (expressed as a percent) changes with respect to time t is given by E'() = 55 - 6t, where t is the number of hours since the worker's shift began. Assuming that E (1) = 92, find E(t). A E(t) = 55t - 3t 2 + 40 B E(t) = 55t - 3t 2 + 144 E(t) = 55t - 6t 2 + 40 E(t) = 55t - 3t 2 + 92 %3!

The rate at which an assembly line worker's efficiency E (expressed as a percent) changes with respect to time t is given by E'() = 55 - 6t, where t is the number of hours since the worker's shift began. Assuming that E (1) = 92, find E(t). A E(t) = 55t - 3t 2 + 40 B E(t) = 55t - 3t 2 + 144 E(t) = 55t - 6t 2 + 40 E(t) = 55t - 3t 2 + 92 %3!

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Differential Equations

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Solve the problem.
The rate at which an assembly line worker's efficiency E (expressed as a percent) changes with respect to time t is given by
E'() = 55 - 6t, where t is the number of hours since the worker's shift began. Assuming that E (1) = 92 find E(t).
A E(t) = 55t - 3t 2 + 40
B E(t) = 55t - 3t 2 + 144
E(t) = 55t - 6t 2 + 40
D E(t) = 55t - 3t 2 + 92

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