21. Consider the initial value problem 3 y' - zy y = 3t+2e', y(0) = yo. Find the value of yo that separates solutions that grow positively as t → ∞ from those that grow negatively. How does the solution that corresponds to this critical value of yo behave as t→? Sh 22

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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21

behavior for large t.
a. Find the solution of this initial value problem and describe its
intersects the line y = 12.
N b. Determine the value of t for which the solution first
problem
20. Find the value of yo for which the solution of the initial value
y' - y = 1 + 3 sint, y(0) = yo
remains finite as t → ∞.
21. Consider the initial value problem
y' –
3
y = 3t+2e', y(0) = Yo.
2
Find the value of yo that separates solutions that grow positively as
t→∞ from those that grow negatively. How does the solution that
corresponds to this critical value of yo behave as t → ∞o?
22. Show that all solutions of 2y' + ty = 2 [equation (41) of the
text] approach a limit as t→∞, and find the limiting value.
Hint: Consider the general solution, equation (47). Show that the first
as ni
Ir
th
29
30
Transcribed Image Text:behavior for large t. a. Find the solution of this initial value problem and describe its intersects the line y = 12. N b. Determine the value of t for which the solution first problem 20. Find the value of yo for which the solution of the initial value y' - y = 1 + 3 sint, y(0) = yo remains finite as t → ∞. 21. Consider the initial value problem y' – 3 y = 3t+2e', y(0) = Yo. 2 Find the value of yo that separates solutions that grow positively as t→∞ from those that grow negatively. How does the solution that corresponds to this critical value of yo behave as t → ∞o? 22. Show that all solutions of 2y' + ty = 2 [equation (41) of the text] approach a limit as t→∞, and find the limiting value. Hint: Consider the general solution, equation (47). Show that the first as ni Ir th 29 30
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