Question

5
If A = {a, b, c, d] find: a) Proper subsets of A
b) An improper subset of A.
Two sets B and C that are subsets of A
such that Bcc.
d) Two sets B and C that are subsets of A
such that B c C

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Answer 1

Step-by-step explanation:

a:1:(A),(),(a),(b),(c),(d),(a,b),(b,c),(c,d),(d,a),(a,c),(b,d),(a,b,c),(b,c,d),(c,d,a),(b,d,a)

b: