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Create three sets, set A, set B, and set C by going through the items in your wallet or purse.

Set A will be a list of all of these items.

Create Set B, from the items in Set A that you think are essential.

Create Set C, by taking the complement of Set B in Set A, i.e. all of the non-essential items in your wallet or purse.

Are sets B and C proper subsets of set A? Explain.

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Solution Summary

This posting examines proper subsets.

Solution provided by:
Sandhya Sharma, MSc
Education
  • BSc, Meerut University
  • MSc, Meerut University
  • MPhil, Institute of Advanced Studies
  • MSc, AIT
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