Math Problem Statement
cách tính định thức A = [1 2 3 4; 2 1 -1 2; 0 0 5 3; 0 0 -2 1]
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Algebra
Determinants
Matrix Expansion
Formulas
Determinant formula using cofactor expansion
Det(A) = Σ (-1)^(i+j) * A_ij * det(M_ij)
Theorems
Laplace Expansion Theorem
Gaussian Elimination Method for Determinants
Suitable Grade Level
Grades 11-12 or University level