Logan Wells
11/12/2023 · Primary School
1. А) - Привести матрицу элементарными преобразованиями строк к верхнетреугольному виду. 2. в) - Вычислить определитель исходной матрицы. - Привести матрицу алементарными преобразованиями строк к диагональному виду. - вычислить определитель полученной матрицы. 2.1.7. \( C=\left(\begin{array}{ccc}1 & 2 & 1 \\ 2 & 2 & 3 \\ 3 & -3 & 1\end{array}\right), i=2, j=3 \).
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1. Ramener la matrice \( C \) à une forme triangulaire supérieure.
2. Calculer le déterminant de la matrice \( C \).
3. Ramener la matrice \( C \) à une forme triangulaire.
4. Calculer le déterminant de la matrice obtenue.
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