Tema2. determinates
Quiz
•
Mathematics
•
University
•
Practice Problem
•
Easy
Standards-aligned
Nancy Méndez
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12 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
El determinante de la matriz identidad es igual a:
0
1
-1
al orden de la matriz
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Sean A y B, matrices cuadradas de orden n, se cumple:
det(A) =det(B)
det(A+B)= detA + detB
det(A*B) = detB*detA
Ninguna de las respuestas anteriores es correcta.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Dada la siguientes matriz A
det(A)= 6
det(A)= -6
det(A)= -3
det(A)=-2
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si se intercambian dos filas de un determinante, el valor del determinante resultante:
no varía
si varía
cambia de signo
no cambia de signo
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Los determinantes de una matriz y su transpuesta son:
opuestos
diferentes
iguales
ninguna de las anteriores
6.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Si B es una matriz cuadrada de dimensión 3 × 3 cuyo determinante vale –1,
entonces los determinantes de 5B y el de B2 valen, respectivamente:
125 y 1
-125 y 1
125 y -1
-125 y -1
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Al multiplicar un determinante por otro, obtenemos:
Un determinante nulo
Un escalar
Un determinante
El rango de un determinante
Tags
CCSS.HSN.VM.C.7
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