13. Consider the eigenvalue problem y"+ 2y' + Ay = 0; y(0) = y(1) = 0. %3D (a) Show that A = 1 is not an eigenvalue. (b) Show that there is no eigenvalue 1 such that A < 1. (c) Show that the nth positive eigenvalue is 2n = n²n² + 1, with associated eigenfunction yn(x) = e¯* sin në x.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter5: Orthogonality
Section5.3: The Gram-schmidt Process And The Qr Factorization
Problem 8BEXP
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2.
13. Consider the eigenvalue problem
y" + 2y' + Ay =
0; y(0) = y(1) = 0.
(a) Show that 1 = 1 is not an eigenvalue. (b) Show that
there is no eigenvalue 1 such that A < 1. (c) Show that the
nth positive eigenvalue is An = n²n² + 1, with associated
eigenfunction yn (x) = e¯* sin nax.
Transcribed Image Text:2. 13. Consider the eigenvalue problem y" + 2y' + Ay = 0; y(0) = y(1) = 0. (a) Show that 1 = 1 is not an eigenvalue. (b) Show that there is no eigenvalue 1 such that A < 1. (c) Show that the nth positive eigenvalue is An = n²n² + 1, with associated eigenfunction yn (x) = e¯* sin nax.
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