
Semana 1
Authored by Juan González
Mathematics
University

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dadas tres matrices A, B y C de las mismas dimensiones, ¿cuál de las siguientes afirmaciones describe la propiedad asociativa de la suma de matrices?
A+(B+C) = A+B+2C
A+(B+C)=(A+B)+C
A+(B+C) = (A-B)+C
A+(B+C) = A+B-C
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dadas dos matrices A y B de las mismas dimensiones, ¿cuál de las siguientes afirmaciones describe propiedad conmutativa de la suma de matrices?
A+B=B+A
A+B=A+B
A+B=B-A
A+B=A-B
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dada una matriz A de dimensiones 𝑚×𝑛, ¿cuál de las siguientes matrices es el elemento neutro para la suma de matrices?
La matriz identidad 𝐼
Una matriz nula 0 de dimensiones 𝑚×𝑛
Una matriz de unos 1 de dimensiones 𝑚×𝑛
ninguna de las anteriores
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dada una matriz 𝐴 de dimensiones 𝑚×𝑛, ¿cuál de las siguientes matrices es el elemento inverso aditivo de 𝐴?
La matriz identidad 𝐼
Una matriz nula 0 de dimensiones 𝑚×𝑛
La matriz −𝐴
La matriz traspuesta 𝐴T
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Selecciona el orden correcto.
0,1,2,3,4,5,6,7
0,1,3,5,7,2,4,6
0,1,6,5,4,7,3,2
7,6,5,4,3,2,1,0
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