Math Problem Statement

已知$A^2+A-2E=0$,证明A+2024E可逆

Solution

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Math Problem Analysis

Mathematical Concepts

Matrix Algebra
Linear Algebra
Eigenvalues and Eigenvectors

Formulas

A^2 + A - 2E = 0
λ^2 + λ - 2 = 0 (Eigenvalue equation)

Theorems

Invertibility Theorem: A matrix is invertible if and only if all of its eigenvalues are non-zero.
Eigenvalue and Eigenvector Theorem: The eigenvalues of A + cE are λ + c, where λ are the eigenvalues of A and c is a scalar.

Suitable Grade Level

Undergraduate (Linear Algebra)