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Let A = 1 -X -X X 1 -x X X -1 Find x such that A is invertible.

Let A = 1 -X -X X 1 -x X X -1 Find x such that A is invertible.

Advanced Engineering Mathematics
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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Let \( A = \begin{bmatrix} 1 & x & x \\ -x & 1 & x \\ -x & -x & -1 \end{bmatrix} \). Find \( x \) such that \( A \) is invertible.
Transcribed Image Text:Let \( A = \begin{bmatrix} 1 & x & x \\ -x & 1 & x \\ -x & -x & -1 \end{bmatrix} \). Find \( x \) such that \( A \) is invertible.
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