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Help to try to figure out the right numbers to get the right answers. 

 

Draw a Venn diagram and use the given information to fill in the number of elements in each region.

n(A)=15,

n(A ∩ B ∩ C )=6,

n(A ∩ C )=13,

n(A ∩ B′ )=8,

n(B ∩ C )=10 ,

n(A′ ∩ B′ ∩ C′ )=23,

n(B ∩ C′ )=3,

n(B ∪ C​)equals=33

 

 

A = 

B = 

C= 

U  = 

Guest Sep 14, 2017
 #1
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+2

This might help:

 

.

Alan  Sep 15, 2017
 #2
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0

one of those answers is incorrect

Guest Sep 16, 2017

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