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+1 vote
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in Mathematics by (49.3k points)

यदि A तथा B दो समुच्चय हैं, जबकि A ∩ B = 0, तो

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

(B) n(A∩B) = n(A)+ n(B)

(C) n(AUB)+n(A) = n(B)

(D) उपर्युक्त में से एक से अधिक

(E) उपर्युक्त में से कोई नहीं

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