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16-04-2019
Mathematics

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Dada a Matriz A= [1 -2 1 ][-3 1 4] [0 6 8] , escreva uma matriz B diferente de A, tal que detA =detB.

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LammettHash LammettHash

16-04-2019

Use o fato de que o determinante de qualquer matriz quadrada é o mesmo da sua transposta.

[tex]\mathbf A=\begin{bmatrix}1&-2&1\\-3&1&4\\0&6&8\end{bmatrix}[/tex]

[tex]\mathbf B=\mathbf A^\top=\begin{bmatrix}1&-3&0\\-2&1&6\\1&4&8\end{bmatrix}[/tex]

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