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11. Let the universal set be the set U = {a,b,c,d,e,f,g} and let A = {a,c,e,g}...

11. Let the universal set be the set U = {a,b,c,d,e,f,g} and let A = {a,c,e,g} and B = {d, e, f, g}.

Find: A ∪ B

12. Let the universal set be the set U = {a,b,c,d,e,f,g} and let A = {a,c,e,g} and B = {d, e, f, g}.

Find: b. A ∩ B   

13. Let the universal set be the set U = {a,b,c,d,e,f,g} and let A = {a,c,e,g} and B = {d, e, f, g}.

Find: AC

14. List all of the subsets of set S = {0, 1, 2}

15. Give an example of an infinite set, using set roster notation.

16. Given that U = 1,2,3,4,5 and set A = {1,2}, and set B = {3}, find the complement of set B.

17. Given that set C = {all even integers greater than zero and less than 20}, find |C|.

18. Given a set A = {1,2,3} and set B = {1,1,1,2,2,3}. Find: |A| and |B|.

19. (True/False) Given a set A = {1,2,3} and set B = {1,1,1,2,2,3}: set A set B.

20. Given a set N = {1,2,3,4}. Find P(S).

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Answer #1

11)A = {a,c,e,g} and B = {d, e, f, g}

A ∪ B={a,c,d,e,f,g}

====================================================

12)A = {a,c,e,g} and B = {d, e, f, g}.

A ∩ B   ={e,g}

-------=================================================

14)s={0,1,2}

{ },{0},{1},{2},{0,1}{0,2}{1,2},{1,2,3}

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