Math Problem Statement

Comment vérifier si la matrice est inversible ou pas

Solution

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Math Problem Analysis

Mathematical Concepts

Linear Algebra
Matrix Inversion

Formulas

Determinant of a matrix: det(A)
Matrix rank
Matrix identity

Theorems

A square matrix is invertible if and only if its determinant is non-zero.
If the rank of a square matrix is equal to its dimension, the matrix is invertible.

Suitable Grade Level

Grades 10-12