Math Problem Statement
The inverse of Matrix A is Matrix C. Compute for Matrix C.A = [-1 4 3;1 5 5; -5 4 -2]
C = [c11 c12 c13; c21 c22 c23; c31 c32 c33]
Solution
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Math Problem Analysis
Mathematical Concepts
Linear Algebra
Matrix Inversion
Determinants
Cofactors
Adjugate Matrix
Formulas
Determinant of a 3x3 matrix: det(A) = a(ei − fh) − b(di − fg) + c(dh − eg)
Inverse of a matrix: A^(-1) = (1/det(A)) * adjugate(A)
Cofactor matrix: Cofactor(i,j) = (-1)^(i+j) * det(minor matrix of A)
Theorems
Determinant Theorem
Cofactor Expansion
Inverse of a Matrix
Suitable Grade Level
Grades 11-12 or University Level
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