
Cuestionario sobre Matrices 3x3
Authored by EdY Lema
Mathematics
12th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la suma de las matrices A = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] y B = [[9, 8, 7], [6, 5, 4], [3, 2, 1]]?
[[10, 10, 10], [10, 10, 10], [10, 10, 10]]
[[12, 12, 12], [12, 12, 12], [12, 12, 12]]
[[5, 5, 5], [5, 5, 5], [5, 5, 5]]
[[8, 10, 8], [10, 10, 10], [10, 8, 8]]
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué se obtiene al restar la matriz B de la matriz A?
La matriz inversa de B.
La matriz transpuesta de A.
La suma de las matrices A y B.
La matriz resultante de A - B.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] y B = [[1, 0, 0], [0, 1, 0], [0, 0, 1]], ¿cuál es el resultado de A * B?
[[1, 2, 3], [4, 5, 7], [7, 8, 9]]
[[1, 2, 3], [4, 5, 6], [7, 8, 9]]
[[1, 2, 3], [0, 0, 0], [0, 0, 0]]
[[1, 2], [4, 5], [7, 8]]
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcula el determinante de la matriz C = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] utilizando el método de Sarrus.
12
0
-1
6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Define qué es una matriz diagonal y proporciona un ejemplo.
[[1, 2, 3], [4, 5, 6], [7, 8, 9]]
[[2, 0, 0], [0, 0, 0], [0, 0, 4]]
[[0, 1, 0], [1, 0, 1], [0, 1, 0]]
Un ejemplo de matriz diagonal es: [[3, 0, 0], [0, 5, 0], [0, 0, 2]].
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué es una matriz identidad y cómo se representa en 3x3?
[[0, 1, 0], [1, 0, 0], [0, 0, 1]]
[[1, 1, 1], [0, 0, 0], [0, 0, 0]]
[[1, 0, 0], [0, 1, 1], [0, 0, 0]]
La matriz identidad 3x3 es: [[1, 0, 0], [0, 1, 0], [0, 0, 1]]
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Realiza una operación en fila para convertir la matriz D = [[1, 2, 3], [4, 5, 6], [7, 8, 9]] en una matriz escalonada.
[[1, 2, 3], [0, 1, 2], [0, 0, 0]]
[[1, 2, 3], [0, 0, 0], [0, 0, 0]]
[[1, 0, 0], [0, 1, 0], [0, 0, 1]]
[[1, 2, 3], [4, 5, 6], [7, 8, 9]]
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