Equivale al producto de los términos que pertenecen a la diagonal principal menos el producto de los términos de la diagonal secundaria.
Sistemas de ecuaciones y determinante de 2x2

Quiz
•
Mathematics
•
11th Grade
•
Medium
LUIS MORALES
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Matriz
Ecuación
Determinante de 2x2
Método de Sarrus
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calcule el valor de:
+23
+7
-23
-7
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Halle el valor de la siguiente determinante:
-14
+14
26
-26
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El conjunto solución del siguiente sistema de ecuaciones aplicando cualquier método es:
2x+3y=20
x-2y = 3
cs={-2;-7}
cs={7 ;2}
cs={ -7 ; -2}
cs={ 7; 1}
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Si despejamos x en la ecuación #2 y lo reemplazamos en la ecuación #1 el valor de y es:
3x-2y=5
x+4y=7
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