<>Topics discussed in lecture today: Sets

Solve:

Denote by A the set A={0,1,2,3,4,5,6,7,8,9} and let B={2,4,6}.

Find the sets: A union B, A intersect B, A setminus B, B setmius A.

[Reminder: the problems listed
here
need to be solved by Thursday's lecture;

you
do not need to write them up or turn them in for grading, but

you
need to be able to solve them and understand them well.]

[Reminder: the problems listed here also need to be solved by 10:30 a.m. tomorrow;

in addition, write up the solutions and turn them in for grading on the date shown

on the top of the page.]

Thursday
Sept 21

Solve, write up and turn in: the exercises listed in the write-up above at p.4.

Friday
Sept 22

Read the sections listed above.

Solve, write up and turn in: problems 2.3.1, 2.3.3 a)-c), 2.3.4, 2.3.5.

The bonus problems are optional and are worth extra 5 points each.

Write the solutions to bonus problems on separate papers (do not forget to sign them!)

and turn them in in a separate pile than the regular homework.