
TEORÍA DE CONJUNTOS
Authored by Valeria Camarena
Mathematics
9th Grade
Used 44+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Si el siguiente conjunto es unitario:
H = { a+10 ; – 6 ; 43 }
Calcula ( a + b )
40
47
30
26
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
- De un total de 60 personas se sabe: 21 juegan fúbol. 30 juegan tenis. 19 juegan fútbol y tenis.
I.- ¿Cuántos juegan sólo fútbol?
II.- ¿Cuántos no juegan tenis?
III.- ¿Cuántos no juegan ningún deporte?
21, 2, 28
2, 2, 19
2, 30,28
21, 21, 17
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
- Dados los conjuntos unitarios:
A = {x + 1, 2x + 5} ; B = {y – 3, 3y–15}
Hallar el valor de x + y.
3
2
10
-4
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
- Si: n(C D)=30 n(C)= 17 n(D)= 22 ¿Cuántos elementos hay en: (C D)?
5
39
9
30
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Se tienen dos conjuntos A y B tales que: n(A B) = 20 ; n(A B) = 9; n(B A)=10
Hallar n(A) + n(B)
1
20
19
21
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
-Se rindió un exámen en una escuela de 60 alumnos: aprobaron 46 alumnos y desaprobaron 11 alumnos
¿Cuántas alumnos faltaron?
4
3
14
11
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Hallar la cantidad de subconjuntos propios:
A={i, m, p, o, s, i, b, l, e}
Recordar que no podemos repetir un elemento, en todo caso equivale a uno solo.
256
511
255
512
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