2 х — х

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 26RE
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Find general solutions of the systems in Problem Attached.

2
х —
х
Transcribed Image Text:2 х — х
Expert Solution
Step 1

Consider the given system of equations

Calculus homework question answer, step 1, image 1

Compare the given system of differential equation with x' = Ax

Calculus homework question answer, step 1, image 2

The matrix A is an upper diagonal matrix.

The eigenvalues of upper diagonal matrix are diagonal elements. 

The eigenvalues of matrix A are 2, 2, 2, 2. 

That is an eigenvalue of A is 2 with algebraic multiplicity 4.

Step 2

Consider,

Calculus homework question answer, step 2, image 1

Calculus homework question answer, step 2, image 2

Hence, λ = 2 is eigenvalue with algebraic multiplicity 4 and defect 3.

Therefore, any non-zero vector v4 is the solution of (A - 2I)4v4 = 0.

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