=) List the equilibrium solutions of the differential equation y' = (y² - 1) arctan(y)
=) List the equilibrium solutions of the differential equation y' = (y² - 1) arctan(y)
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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Question
Solve letter (c)

Transcribed Image Text:ATH 12
Worksheet 10: Direction Fields and Euler's Method
1. Differential equations and direction fields
Write definitions for the following terms in your own words, then compare with your class-
mates:
• Differential equation
Order of a differential equation
• Direction field
• Equilibrium solution
• Stable equilibrium solution
(a) Find the general solution to the differential equation y' = 20e5x + x².
(b) Find the particular solution to the initial value problem y' = 6t - 10e²t, y(0) = 11.
(c) List the equilibrium solutions of the differential equation
y = (y² - 1) arctan(y)
A
(d) List all equilibrium solutions of the differential equation, and classify the stability of
each using a sign chart:
y' = y(y - 6)²(y - 10)
(e) Use equilibrium solutions and stability analysis (sign chart) to predict the long-term
behavior of a system given by the initial value problem
P' = P² (P-3) (P-10),
P(0) = 8
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