Evaluación: Sistemas de ecuaciones lineales 2x2
Quiz
•
Mathematics
•
10th Grade
•
Hard
+3
Standards-aligned

Leo Lopez
Used 28+ times
FREE Resource
13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Sí al graficar un sistema lineal 2x2 las 2 rectas no se cortan, es decir, son paralelas, decimos que es un sistema:
Incompatible
Determinado
Indeterminado
Ninguna de las anteriores
Tags
CCSS.8.EE.C.8B
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Sí al graficar un sistema lineal 2x2 las dos rectas se cortan en un punto, decimos que es un sistema:
Incompatible
Determinado
Indeterminado
Ninguna de las anteriores
Tags
CCSS.8.EE.C.8B
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
¿Es éste un ejemplo de sistemas de ecuaciones lineales?
Falso
Verdadero
Ninguna de las anteriores
Tags
CCSS.HSA.REI.C.7
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
¿Las incógnitas establecidas en un sistema de ecuaciones lineales, representan el punto donde se interceptan las rectas en el plano cartesiano (x,y)?
Verdadero
Falso
Tags
CCSS.8.EE.C.8A
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
al resolver :
3x - 2y = 7
2x + y = 14
por cualquier método de resolución obtenemos que los valores para las incógnitas son:
(5,4)
(4,5)
(5,0)
(0,5)
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
El método de sustitución consiste en:
en sumar o restar los términos semejantes para eliminar el término con coeficiente común.
en despejar una incógnita de una de las ecuaciones y sustituirla en la otra.
despejar la misma variable de ambas ecuaciones del sistema. luego se igualan los resultados despejando la única variable que queda.
Tags
CCSS.8.EE.C.8B
CCSS.HSA.REI.C.6
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
al resolver el siguiente sistema:
5x + y = 8
-5x - y = 12
podemos determinar que:
las rectas son paralelas
las rectas son perpendiculares
las rectas son coincidentes
Tags
CCSS.8.EE.C.8B
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