Section 7_4

Section 7_4 - WebAssign Section 7.4 (Homework) About this...

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1. 5/5 points All Submissions Notes Question: SCalcCC2 7.4.02. Web Assign Section 7.4 (Homework) About this Assignment Question Points 12 34 5 5.533 Total 16.5/16.5 Description Exponential Growth and Decay The due date for this assignment is past. Your work can be viewed below, but no changes can be made. View Key
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2. 5.5/5.5 points All Submissions Notes Question: SCalcCC2 7.4.06. A common inhabitant of human intestines is the bacterium Escherichia coli . A cell of this bacterium in a nutrient-broth medium divides into two cells every 20 minutes. The initial population of a culture is 60 cells. (a) Find the relative growth rate. k = 2.079 (b) Find an expression for the number of cells after t hours. P ( t ) = (c) Find the number of cells after 8 hours. 1 billion cells (d) Find the rate of growth after 8 hours. 2.079 billion cells per hour (e) When will the population reach 20000 cells? 2.806
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This note was uploaded on 06/24/2009 for the course MA 241 taught by Professor Mccollum during the Spring '08 term at N.C. State.

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Section 7_4 - WebAssign Section 7.4 (Homework) About this...

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