Name (PRINTED):
Student ID #:
Section # (or TA's:
name and time)

CMSC 250

Quiz #8

Monday, Oct. 29, 2001

Write all answers legibly in the space provided. The number of points possible for each question is indicated in square brackets - the total number of points on the quiz is 30, and you will have exactly 15 minutes to complete this quiz. You may not use calculators, textbooks or any other aids during this quiz.

1. [12 pnts.] Assuming $\Sigma$ is the set $\{a,b,c\}$ do each of the following:
   1. List the elements of $\Sigma^2$.
      
      
      
      
      
      
      
   2. Give the power set of $\Sigma$.
      
      
      
      
      
      
      
   3. Assuming $A = \{1,2\}$ - give $A \times \Sigma$.
      
      
      
      
      
      
      
2. [8 pnts.] List the elements in each of the sets ($A$ and $B$) assuming
   $A-B = \{1,5,7,8\}$, $B-A = \{2,10\}$ and $A \intersect B = \{3,6,9\}$.
3. [10 pnts.] Prove or give a counter example to the following. For all sets A, B and C.
   If $A \subseteq B$ and $B \intersect C = \emptyset$, then $A \intersect C = \emptyset$.

About this document ...

This document was generated using the LaTeX2HTML translator Version 99.1 release (March 30, 1999)

Copyright © 1993, 1994, 1995, 1996, Nikos Drakos, Computer Based Learning Unit, University of Leeds.
Copyright © 1997, 1998, 1999, Ross Moore, Mathematics Department, Macquarie University, Sydney.

The command line arguments were:
latex2html -show_section_numbers -split 0 -no_navigation -no_footnode quiz8.tex

The translation was initiated by Deep Saraf on 2001-11-14