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Given A={1,2,3,4,5,6},B={1,2} and C={6,7}. Evaluate each set.

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(a). A n B, (b). A U C, (c). B U C ,(d).(A U B) n C, (e). A U (B U C) ,(f).(A n B) n C ,(g).(A n B) U C.
asked Mar 11, 2014 in ALGEBRA 1 by rockstar Apprentice

1 Answer

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The sets are image,image and image.

image = The union of two sets A and B is the set of elements in A or B (or both).

image

image = The intersection of two sets A and B is the set of elements common to both A and B.

image

 

a) image

 

b) image

 

c) image

 

d) image

image

image

 

e) A U (B U C)

image

A U (B U C) = {1, 2, 3, 4, 5, 6} U {1, 2, 6, 7} = {1, 2, 3, 4, 5, 6, 7}.

 

f) image

image

image

 

g) image

image

 

answered Aug 27, 2014 by casacop Expert

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