SIMON FRASER UNIVERSITY
Time: 2.5 hrs.
Instructions: Put your answers to ANY NINE questions of section A in the space provided
on the exam paper. Do your rough work in the exam booklets pro
Homework Set 1
e = cfw_x|x A and x 6 B.
1. The set difference A B is defined to be A B = A B
(a) In ordinary arithmetic (a b)c = ac bc. Show by means of a Venn diagram
that the following is also true:
(A B) C = (A C) (B C)
(b) In ordinary arithm
J. 0. W
(A - Co')
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S\ s.e.~ -