*If n( A) = 62 , n(B) = 54 . A and B are disjoint sets then n ( A ∩ B ) = ?*

1️⃣ 62
2️⃣ 0
3️⃣ 54
4️⃣ 116

Question

*If n( A) = 62 , n(B) = 54 . A and B are disjoint sets then n ( A ∩ B ) = ?*

1️⃣ 62
2️⃣ 0
3️⃣ 54
4️⃣ 116​

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Camila 2 years 2021-06-22T17:33:05+00:00 1 Answers 0 views 0

Answers ( )

  1. Liliana
    0
    2021-06-22T17:34:13+00:00
    Reply

    Step-by-step explanation:

    given n(A) = 62 and n(B) = 54

    n(AnB) = n(A) + n(B) – n(AuB)

    = 62 + 54 – 0

    here, A and B are disjoint sets

    therefore n(AuB) = 0

    = 116

    answer : Option – 4

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