1.

Find n (A U B) if n(A) = 43 ,n ( B)= 51,and n ( A N B ) = 30

Answer»

ANSWER:

FORMULA is n(AUB)=n(A)+n(B)-n(A INVERSE U B)

Step-by-step EXPLANATION:

sbstitute values: n(A U B)= 43+51-30=64ans



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