Question
QUESTIONS 1. Explain the following with the aid of a Venn diagram. (a) If A Bc = . (b) If Ac Bc then is
QUESTIONS
1. Explain the following with the aid of a Venn diagram.
(a) If A Bc = . (b) If Ac \ Bc then
is equal to; (c) If A = .
(d) If A and B are sets and A B = A B, then (e) If A,B
and C are sets and A \ (B C).
2. Given the sample space = {a,b,c}. Construct the following;
(a) Power set (2).
(b) a ring from the power set (2).
(c) a - ring form the power set (2).
(d) an algebra form the power set (2).
(e) an - algebra form the power set (2).
3. Let X = {1,2}, show that
(a) S = {,{1}}
(b) S = {,{1},X}
Is S a ring or algebra.
4. Let X = {0,1,2,3} and let
= {,X,{0,1},{0,2},{0,3},{2,3},{1,3},{1,2}}
Is an algebra?
5. Given R = (-,+) and X R. Construct a - algebra for;
(a) X = (0,1]
(b) X = {(0,2],(3,4]}
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