Estructuras Discretas: Unidad III

Estructuras Discretas: Unidad III

University

24 Qs

quiz-placeholder

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Estructuras Discretas: Unidad III

Estructuras Discretas: Unidad III

Assessment

Quiz

Mathematics

University

Practice Problem

Hard

Created by

Roberto Valverde

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24 questions

Show all answers

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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