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Expansion of (a + b)^2

What is the e...

Question

What is the eigenvalue equation?

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Solution

Eigenvalue equation:
The equation for finding eigenvalues of a matrix, is known as the eigenvalue equation.
If $λ$ is an eigenvalue of a square matrix $A$ , then the eigenvalue equation is,
$|A - λ I| = 0$ , where $I$ is an identity matrix.

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