2. Let A be a constant 2 x 2 matrix. (a) Let ø(t) and x(t) be solutions of the initial value problem r' Ar, z(0) = (;). Show that the linear combination n(t) = o(t) + x(t) is not a solution of this initial value problem.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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2. Let A be a constant 2 × 2 matrix.
(a) Let ø(t) and x(t) be solutions of the initial value problem r'
Ar,
z(0) = (1).
Show that the linear combination n(t) = ø(t) +x(t) is not
a solution of this initial value problem.
(b) Let ø(t) and x(t) be solutions of the inhomogeneous linear system r'
Ax +
Show that the linear combination n(t) = ø(t) + x(t) is not
12
a solution of this system.
Transcribed Image Text:2. Let A be a constant 2 × 2 matrix. (a) Let ø(t) and x(t) be solutions of the initial value problem r' Ar, z(0) = (1). Show that the linear combination n(t) = ø(t) +x(t) is not a solution of this initial value problem. (b) Let ø(t) and x(t) be solutions of the inhomogeneous linear system r' Ax + Show that the linear combination n(t) = ø(t) + x(t) is not 12 a solution of this system.
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