Intervalos
Quiz
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
Manolo Guardado
Used 17+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Un intervalo es:
Un conjunto finito de números reales
Una porción de la recta de los reales
Una parte de la recta de los racionales
Una porción o parte de los naturales o enteros
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
El intervalo definido como {x/ x ϵ [3, 7[ } se expresa como desigualdades en:
3 < x < 7
3 ≤ x ≤ 7
3 ≤ x > 7
3 ≤ x < 7
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
El intervalo de números reales x = ]-2, 4] posee los extremos respectivamente:
Abierto y cerrado
Cerrado y cerrado
Cerrado y abierto
Abierto y abierto
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
En el intervalo ] -3 , 5] sabemos que se encuentran todos los números entre -3 y 5, pero de los extemos podemos decir:
Ambos extremos forman parte del conjunto
-3 está incluido pero 5 no
-3 no está incluido pero 5 si
Ninguno de los extremos se encuentra en el conjunto
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Se define el intervalo ] -0.23 , 1.57 ] , identifique el conjunto que posee un número que no está en este intervalo.
{ 1.23 , -0.21 , -0.24 , 1}
{ 0, 1.5 , 1.57}
{- 0.0234 , 0.029 , 1.5669}
{-0.2299, 0.987 , 1.5699 }
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