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Mathematics LibreTexts

1.2.0: Exercises

( \newcommand{\kernel}{\mathrm{null}\,}\)

For the following exercises, list all the proper subsets of each set.

1. {chocolate, vanilla, strawberry}
2. {true, false }
3. {mother, father, daughter, son }
4. {7}

For the following exercises, determine the relationship between the two sets and write the relationship symbolically.

D={0,1,2,,9},A={0,2,4,6,8},B={1,3,5,7,9},C={8,6,4,2,0},Z={0}, and

5. D and A

6. B and D

7. C and D

8. Z and C

9. Z and

10. A and B

11. A and C

12. and D

13. B and C

14. A and Z

For the following exercises, calculate the total number of subsets of each set.

15. {Adele, Beyonce, Cher, Madonna, Shakira }

16. { Art, Paul }

17. {Peter, Paul, Mary}

18.

19. {3}

20. {l,o,v,e}

21. }

22. \{football, baseball, basketball, soccer, hockey, tennis, golf\}

23. Set A, if n(A)=12.

24. Set B, if n(B)=9.

For the following exercises, use the set of letters in the word largest as the set, U={l, a, r, g, e, s, t}.

25. Find a subset of U that is equivalent, but not equal, to the set: {l,a,s,t}.

26. Find a subset of U that is equal to the set: {l,a,s,t}.

27. Find a subset of U that is equal to the set: {a,r,t}.

28. Find a subset of U that is equivalent, but not equal, to the set {a,r,t,s}.

29. Find a subset of U that is equivalent, but not equal, to the set: {r,a,t,e,s}.

30. Find a subset of U that is equal to the set: {r,a,t,e,s}.

31. Find two three-character subsets of set U that are equivalent, but not equal, to each other.

32. Find two three-character subsets of set U that are equal to each other.

33. Find two five-character subsets of set U that are equal to each other.

34. Find two five-character subsets of set U that are equivalent, but not equal, to each other.

Find two equal subsets of /**/U/**/ with a cardinality of 4.

35. Find two equivalent subset of U with a cardinality of 7 .
36. Find two equal subsets of U with a cardinality of 4 .
37. Find a subset of U that is equivalent, but not equal to, {0,3,6,9,}.
38. Find a subset of U that is equivalent, but not equal to, {1,4,9,16,25,}.
39. True or False. The set of natural numbers, N={1,2,3,}, is equivalent to set U.
40. True or False. Set U is an equivalent subset of the set of rational numbers, Q={pq|p and q are integers and q0.}.

1.2.0: Exercises is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts.

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