
Intervalos e inecuaciones
Authored by Vidal López Villegas
Mathematics
7th Grade
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
¿Qué es un intervalo?
Son conjuntos de números.
Son subconjuntos de números reales que se pueden representar en la recta numérica.
Es un número de la recta numérica.
Son gráficos no lineales
2.
MULTIPLE SELECT QUESTION
45 sec • 2 pts
Los tipos de intervalos son:
Cerrados
Planos
No acotados
Reales
3.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
El intervalo [-4; 5[ es:
Cerrado
Abierto
No acotado
Semiabierto
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
El intervalo es:
Cerrado
Abierto
Semiabierto
No acotado
5.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
El intervalo se expresa así:
x > -6
x < -6
x <= -6
x >= -6
6.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
La expresión: 2 < x < 5, se lee:
x es mayor que 2 y mayor que 5
x es mayor que 2 y menor que 5
x es mayor o igual que 2 y menor que 5
x es menor que 2 y menor que 5
7.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
El conjunto: {x/x E R; -2 < x < 4} se expresa así:
]-2; 4]
]-2; 4[
[-2; 4[
[-2; 4]
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