MATRICES

MATRICES

1. 5.2 DETERMINANTS

   • 1)MINORS AND COFACTORS
   • 2) DETERMINANT OF A MATRIX WHEN N>3 USING COFACTORS
   • 3) PROPERTIES OF DETERMINANT
   • 4) FINDING THE INVERSE OF A MATRIX BY ADJOINT METHOD

2. 5.1 MATRIX OF REAL NUMBERS

   • 1) EQUALITY OF MATRICES
   • 2) TRANSPOSE OF A MATRIX
   • 3) SPECIAL TYPES OF MATRICES
   • 4) PRODUCT OF MATRICES
   • 5) INVERSES
   • 6) SYSTEM OF LINEAR EQUATIONS
   • 7) FINDING THE INVERSE OF A MATRIX BY ELEMENTARY ROW OPERATION (ERO)
   • The matrix is m x n

3. 5.3 SOLVING A SYSTEM OF LINEAR EQUATIONS USING MATRICES

   • 1) INVERSE MATRIX TECHNIQUE
   • 2)GAUSS-JORDAN ELIMINATION METHOD
   • 3) CRAMER'S RULE

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