
Estructuras Discretas: Unidad III
Authored by Roberto Valverde
Mathematics
University

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24 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Definición de producto cartesiano:
Evaluate responses using AI:
OFF
Answer explanation
AxB = { (a , b) / a € A ^ b € B }
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Definición de numero de relaciones binarias
Evaluate responses using AI:
OFF
Answer explanation
IP(AxB)I = 2IAxBI
3.
OPEN ENDED QUESTION
3 mins • 1 pt
Definicion de un Dominio en una relacion
Evaluate responses using AI:
OFF
Answer explanation
Dom(R)={a€A,Ǝb€B/(a,b)€R}
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Definicion de un rango en una relacion
Evaluate responses using AI:
OFF
Answer explanation
Ran(R)={b€B,Ǝa€A/(a,b)€R}
5.
OPEN ENDED QUESTION
3 mins • 1 pt
Definicion de Relacion Inversa
Evaluate responses using AI:
OFF
Answer explanation
R-1={(b,a)/(a,b)€R}
6.
OPEN ENDED QUESTION
3 mins • 1 pt
Definicion de composición de una relacion
Evaluate responses using AI:
OFF
Answer explanation
R○S={ (a,c)/(a,b)€R ^ (b,c)€S}
7.
OPEN ENDED QUESTION
3 mins • 1 pt
Definicion de potencia de una relacion
Evaluate responses using AI:
OFF
Answer explanation
Rn=
{ 1.-R si n=1.
2.-Rn-1○R si n>1 }
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