Respuestas
Respuesta dada por:
4
Teorema de Laplace.
![detA \begin{bmatrix} a &b& c &d \\ e& f & g & h \\ i & j & k & l \\ m &n & o & p \end{bmatrix}= detA \begin{bmatrix} a &b& c &d \\ e& f & g & h \\ i & j & k & l \\ m &n & o & p \end{bmatrix}=](https://tex.z-dn.net/?f=detA+%5Cbegin%7Bbmatrix%7D+a+%26amp%3Bb%26amp%3B+c+%26amp%3Bd+%5C%5C+e%26amp%3B+f+%26amp%3B+g+%26amp%3B+h+%5C%5C+i+%26amp%3B+j+%26amp%3B+k+%26amp%3B+l+%5C%5C+m+%26amp%3Bn+%26amp%3B+o+%26amp%3B+p+%5Cend%7Bbmatrix%7D%3D)
![= a \begin{bmatrix} f & g & h \\ j & k & l \\ n & o & p \end{bmatrix}+(-b) \begin{bmatrix} e& g & h \\ i & k & l \\ m & o & p \end{bmatrix}+c \begin{bmatrix} e& f & h \\ i & j & l \\ m &n & p \end{bmatrix}+(-d) \begin{bmatrix} e& f & g \\ i & j & k \\ m &n & o \end{bmatrix} = a \begin{bmatrix} f & g & h \\ j & k & l \\ n & o & p \end{bmatrix}+(-b) \begin{bmatrix} e& g & h \\ i & k & l \\ m & o & p \end{bmatrix}+c \begin{bmatrix} e& f & h \\ i & j & l \\ m &n & p \end{bmatrix}+(-d) \begin{bmatrix} e& f & g \\ i & j & k \\ m &n & o \end{bmatrix}](https://tex.z-dn.net/?f=%3D+a++%5Cbegin%7Bbmatrix%7D++f+%26amp%3B+g+%26amp%3B+h+%5C%5C++j+%26amp%3B+k+%26amp%3B+l+%5C%5C+n+%26amp%3B+o+%26amp%3B+p+%5Cend%7Bbmatrix%7D%2B%28-b%29+%5Cbegin%7Bbmatrix%7D++e%26amp%3B++g+%26amp%3B+h+%5C%5C+i+%26amp%3B+k+%26amp%3B+l+%5C%5C+m+%26amp%3B+o+%26amp%3B+p+%5Cend%7Bbmatrix%7D%2Bc+%5Cbegin%7Bbmatrix%7D++e%26amp%3B+f+%26amp%3B++h+%5C%5C+i+%26amp%3B+j+%26amp%3B+l+%5C%5C+m+%26amp%3Bn+%26amp%3B++p+%5Cend%7Bbmatrix%7D%2B%28-d%29+%5Cbegin%7Bbmatrix%7D++e%26amp%3B+f+%26amp%3B+g++%5C%5C+i+%26amp%3B+j+%26amp%3B+k++%5C%5C+m+%26amp%3Bn+%26amp%3B+o++%5Cend%7Bbmatrix%7D)
lauragomez97:
Muchas gracias!
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