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Álgebra lineal Ejemplos
Paso 1
Paso 1.1
Consider the corresponding sign chart.
Paso 1.2
The cofactor is the minor with the sign changed if the indices match a position on the sign chart.
Paso 1.3
The minor for is the determinant with row and column deleted.
Paso 1.4
Multiply element by its cofactor.
Paso 1.5
The minor for is the determinant with row and column deleted.
Paso 1.6
Multiply element by its cofactor.
Paso 1.7
The minor for is the determinant with row and column deleted.
Paso 1.8
Multiply element by its cofactor.
Paso 1.9
Add the terms together.
Paso 2
Multiplica por .
Paso 3
Multiplica por .
Paso 4
Multiplica por .
Paso 5
Paso 5.1
Suma y .
Paso 5.2
Suma y .