Math Problem Statement
Sloved equation
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Algebra
Matrices
Matrix Inverses
Formulas
Determinant of a matrix
A^{-1} exists if det(A) ≠ 0
Theorems
Invertibility theorem: A matrix is invertible if and only if its determinant is non-zero.
Suitable Grade Level
Undergraduate - Linear Algebra