The first answer is k=-2, but please show how to do the work

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter11: Differential Equations
Section11.CR: Chapter 11 Review
Problem 5CR
icon
Related questions
icon
Concept explainers
Question

The first answer is k=-2, but please show how to do the work.

3. a) Show that P =
satisfies the logistic equation =
= P(1 – P).
1+e-t
Transcribed Image Text:3. a) Show that P = satisfies the logistic equation = = P(1 – P). 1+e-t
1. For what values of k (if any) does y = 5 + 3ek* satisfy the differential equation = 10 – 2y?
Transcribed Image Text:1. For what values of k (if any) does y = 5 + 3ek* satisfy the differential equation = 10 – 2y?
Expert Solution
Step 1

Given 

y=5+3ekxdifferential equaitondydx=10-2y

Take derivative of y

y=5+3ekxdy dx=3ekx·k=3kekxdydx=3kekx

Step 2

dydx=10-2ydydx+2y-10=0Replace y  and dy/dx3kekx+2(5+3ekx)-10=03kekx+10+6ekx-10=03kekx+6ekx=0ekx(3k+6)=0

steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Points, Lines and Planes
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Calculus For The Life Sciences
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,