1.

N(A)=17,n(A^c )=36,n(A∪B)=31,n(B^c )=33. Find n(U) and n(A∩B).

Answer»

ANSWER:

n(U) = 53

n(AnB) = 6

Step-by-step explanation:

n(A) + n(A^c)= n(U)

n(U) - n(B^c)= n(B)

n(AnB)=n(A)+n(B)-n(AUB)



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