Section 7_5

Section 7_5 - maximal population for the fish of that...

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Section 7.5[email protected]/ ... 1 of 1 5/6/2007 12:52 AM [SCalcCC2 7.5.08.] 3/5 points Last Response | Show Details All Responses Notes Sunday, May 6, 2007 12:52 AM EDT Logged in as [email protected] Logout Home | My Assignments | Grades | Communication | Calendar Guide | Help | My Options Home > My Assignments > Section 7.5 (Homework) YANG CHI NGO MA 241, section 006, Spring 2007 Instructor: Ryan Therkelsen North Carolina State University About this Assignment Due: Thursday, March 29, 2007 11:00 PM EDT Current Score: 3 out of 5 Question Score Submission Options Description The Logistic Equation Biologists stocked a lake with 400 fish and estimated the carrying capacity (the
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Unformatted text preview: maximal population for the fish of that species in that lake) to be 10000. The number of fish tripled in the first year. (a) Assuming that the size of the fish population satisfies the logistic equation, find an expression for the size of the population after t years. P ( t ) = (10000/(24*exp(-1.05696*t)))+1 [10000/(1+24*(11/36)^t)] (b) How long will it take for the population to increase to 5000? 2.35 [2.68] years Home My Assignments WebAssign® 4.0 © 1997-2003 by North Carolina State University. Portions © 2003-2007 by Advanced Instructional Systems, Inc. All rights reserved....
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