
Semana 4 Clase 02
Authored by Ahiña 3J
Engineering
University

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué condición debe cumplir una matriz para ser invertible?
Tener una determinante igual a 1
Ser una matriz cuadrada
Existir una matriz B tal que AB=BA=I
Tener todos sus elementos distintos de cero
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué operación se realiza para encontrar la inversa de una matriz?
Suma de matrices
Multiplicación por un escalar
Resolución de un sistema de ecuaciones lineales
Transponsicion de la matriz
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A y B son matrices tales que AB = I, entonces B²A² es igual a:
A
B
I
AB
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A y B son matrices no singulares, entonces AB es:
No singular
Singular
No invertible
Igual a la matriz identidad
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes afirmaciones es verdadera sobre una matriz no singular?
No tiene inversa
Tiene una inversa única
Su determinante es cero
No se puede multiplicar por otra matriz
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A es una matriz no singular, entonces (A⁻¹)⁻¹ = A.
Verdadero
Falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si A y B son matrices tales que AB = I, entonces BA = 0.
Verdadero
Falso
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