
Semana 2 clase 2
Authored by Ahiña 3J
Engineering
University

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para reducir una matriz por filas se realizan operaciones elementales:
solo entre filas
solo entre columnas
entre filas y columnas
ninguna de las anteriores
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El pivote es necesario en:
matriz escalonada por filas
matriz escalonada reducida por filas
cualquier matriz
todas las anteriores
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuando una matriz se reduce a su forma escalonada por filas mediante operaciones elementales, su número de filas no nulas determina su
Determinante
Rango
Dimensión
Traza
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El pivote de una matriz escalonada siempre debe ser un número positivo
Verdadero
Falso
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una matriz triangular superior siempre es una matriz escalonada
Verdadero
Falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Que operación elemental se realizó ?
Se intercambiaron las filas
Se multiplicó la primera fila por 1/2
Se sumó la primera fila con la segunda
Se restó la primera fila con la segunda
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