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Unidad II Semana 3
Curso: Lógica
Matemática y Funciones
Equipo de docentes del curso de Lógica Matemática y
Funciones
Fecha: 06/ 09 /2021 al 11/09/2021
Teoría de conjuntos
Al finalizar la sesión de aprendizaje el
estudiante resuelve la Práctica calificada
1 y problemas de teoría de conjuntos
LOGRO DE APRENDIZAJE
Práctica
Calificada 1
Teoría de conjuntos
¿Qué observas en las imágenes?
En general, esto es un...
.28 .29
.30 .31
.32
.33
Conjuntos
C = { 28; 29; 30; 31; 32; 33}
Representación gráfica
B = { x/x son frutas que contienen vitamina c}
A = { x/x es un animal doméstico}
Notación de conjuntos:
;....}
Conjuntos Numéricos
Por Extensión Por Comprensión
Determinación de un conjunto
P ={ x/x es un departamento de Lima}
………………………………….
S= {0; 2; 4; 6; … }
…………………………………….
Determine por extensión: Determine por comprensión:
 
1
1,
A 
  
4
/ 2


 x
Z
x
A
 
u
;
o
;
i
;
e
;
a
B   
18
12 



 x
par
es
x
/
N
x
B
 
.....
..........
..........
..........
x
Z
x
/
x
N 1
1
2
2







E= {1;3;5;7}
…………………………………….
Conjuntos especiales
Reconocer y graficar los siguientes conjuntos especiales
Tipo de conjunto Representación gráfica de
elementos
U = {x/ x є N; 0 < x < 10}
A = {x/ x є N;6 < x < 7}
T = {x/ x є Z; - 4< x < -2}
R = {x/ x є N; 4 < x < 11}
S = {x/ x є R; x < -1}
A U B
Operaciones entre conjuntos
Unión
Intersección A  B
Diferencia A-B
Diferencia simétrica A ∆ B = (A-B) U (B-A)
Complemento
A’ (se lee el complemento del conjunto A)
A’ = U – A
}
B
x
A
x
/
x
{
B
A 




}
B
x
A
x
/
x
{
B
A 




}
B
x
A
x
/
x
{
B
A 




)}
A
B
(
x
)
B
A
(
x
/
x
{
B
A 






B
A
}
A
x
U
x
/
x
{
'
A 



Operaciones entre conjuntos
A U B = {……………..……..……}
A  B = {…………………………}
A – B = {………………………….}
A = { …………….……} y B = {………………. }
A ∆ B = (A - B) U (B - A) ={……………….}
A’ :lo que le falta a A para ser U
A’ = {………………….……..}
Si: U = {-9; -7; -5; -3; -2; -1; 1; 4; 5; 6; 7; 9}
B - A = {……………………….…}.
B - A
Indicar y relacionar que tipo de operación entre
conjuntos es
A U B
A  B
A - B
A∆B= (A-B) U (B-A)
Tarea para desarrollar en sala
1. A = { 1, 2, 3} ; B = { 3, 4, 5} ; C = { 2, 3, 5} .
Hallar :
a. (A – B)  C = {…..............................................……}
b. (A – C) U (C – A) = {………………………………….}
Tarea para desarrollar en sala
2. Dados los conjuntos A = { x є 𝐼𝑁/𝑥 < 5} = {…………..…};
B = {𝑥 є 𝐼𝑁 /𝑥2
= 16} = {…..….}
C = { x є 𝐼𝑁 / x-3 = 2} = {….…}
Hallar:
a. A –(B U C) = {………………………………………………..}
b. (A  B) – C = {…………..…………………...……………….}
Tarea para desarrollar en sala
3. P = { x є 𝐼𝑁 /12 < 𝑥 < 25; 𝑥 𝑒𝑠 𝑚𝑢𝑙𝑡𝑖𝑝𝑙𝑜 𝑑𝑒 3} = {………......…..}
Q = {x є IN / 20 < 𝑥 < 32; 𝑥 𝑒𝑠 𝑚𝑢𝑙𝑡𝑖𝑝𝑙𝑜 𝑑𝑒 6} = {……………….…}
Hallar:
a. (P U Q) = {…………………………………..}
b. (Q – P) = {………………………..……….….}
Tarea para desarrollar en sala
4. Indicar la clase de conjunto:
A = { x/ x es un número natural que termina en 3 }…………………..…..
B = { x/ x es una letra del abecedario}…………………………………….
C = { rosa; margarita, geranio, girasol}…………………………………….
T = {x/ x es un habitante de la luna}……………………………………….
Autoevaluación 3
Gracias

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Unidad 2 semana 3- 2021-2

  • 1. Unidad II Semana 3 Curso: Lógica Matemática y Funciones Equipo de docentes del curso de Lógica Matemática y Funciones Fecha: 06/ 09 /2021 al 11/09/2021 Teoría de conjuntos
  • 2. Al finalizar la sesión de aprendizaje el estudiante resuelve la Práctica calificada 1 y problemas de teoría de conjuntos LOGRO DE APRENDIZAJE
  • 5. ¿Qué observas en las imágenes? En general, esto es un...
  • 6. .28 .29 .30 .31 .32 .33 Conjuntos C = { 28; 29; 30; 31; 32; 33} Representación gráfica B = { x/x son frutas que contienen vitamina c} A = { x/x es un animal doméstico} Notación de conjuntos:
  • 8. Por Extensión Por Comprensión Determinación de un conjunto P ={ x/x es un departamento de Lima} …………………………………. S= {0; 2; 4; 6; … } ……………………………………. Determine por extensión: Determine por comprensión:   1 1, A     4 / 2    x Z x A   u ; o ; i ; e ; a B    18 12      x par es x / N x B   ..... .......... .......... .......... x Z x / x N 1 1 2 2        E= {1;3;5;7} …………………………………….
  • 9. Conjuntos especiales Reconocer y graficar los siguientes conjuntos especiales Tipo de conjunto Representación gráfica de elementos U = {x/ x є N; 0 < x < 10} A = {x/ x є N;6 < x < 7} T = {x/ x є Z; - 4< x < -2} R = {x/ x є N; 4 < x < 11} S = {x/ x є R; x < -1}
  • 10. A U B Operaciones entre conjuntos Unión Intersección A  B Diferencia A-B Diferencia simétrica A ∆ B = (A-B) U (B-A) Complemento A’ (se lee el complemento del conjunto A) A’ = U – A } B x A x / x { B A      } B x A x / x { B A      } B x A x / x { B A      )} A B ( x ) B A ( x / x { B A        B A } A x U x / x { ' A    
  • 11. Operaciones entre conjuntos A U B = {……………..……..……} A  B = {…………………………} A – B = {………………………….} A = { …………….……} y B = {………………. } A ∆ B = (A - B) U (B - A) ={……………….} A’ :lo que le falta a A para ser U A’ = {………………….……..} Si: U = {-9; -7; -5; -3; -2; -1; 1; 4; 5; 6; 7; 9} B - A = {……………………….…}.
  • 12. B - A Indicar y relacionar que tipo de operación entre conjuntos es A U B A  B A - B A∆B= (A-B) U (B-A)
  • 13. Tarea para desarrollar en sala 1. A = { 1, 2, 3} ; B = { 3, 4, 5} ; C = { 2, 3, 5} . Hallar : a. (A – B)  C = {…..............................................……} b. (A – C) U (C – A) = {………………………………….}
  • 14. Tarea para desarrollar en sala 2. Dados los conjuntos A = { x є 𝐼𝑁/𝑥 < 5} = {…………..…}; B = {𝑥 є 𝐼𝑁 /𝑥2 = 16} = {…..….} C = { x є 𝐼𝑁 / x-3 = 2} = {….…} Hallar: a. A –(B U C) = {………………………………………………..} b. (A  B) – C = {…………..…………………...……………….}
  • 15. Tarea para desarrollar en sala 3. P = { x є 𝐼𝑁 /12 < 𝑥 < 25; 𝑥 𝑒𝑠 𝑚𝑢𝑙𝑡𝑖𝑝𝑙𝑜 𝑑𝑒 3} = {………......…..} Q = {x є IN / 20 < 𝑥 < 32; 𝑥 𝑒𝑠 𝑚𝑢𝑙𝑡𝑖𝑝𝑙𝑜 𝑑𝑒 6} = {……………….…} Hallar: a. (P U Q) = {…………………………………..} b. (Q – P) = {………………………..……….….}
  • 16. Tarea para desarrollar en sala 4. Indicar la clase de conjunto: A = { x/ x es un número natural que termina en 3 }…………………..….. B = { x/ x es una letra del abecedario}……………………………………. C = { rosa; margarita, geranio, girasol}……………………………………. T = {x/ x es un habitante de la luna}……………………………………….