Problem-29

Problem-29

Suppose that A={5,8,9}, B={5,9}, C={8,9}, and D={8,9,10}. Determine which of these sets are subsets of which other of these sets.

a) A

b) B

c) C

d) D

 

Solution

a) A

A

 

b) B

A , B

 

c) C

A , C , D

 

d) D

D

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