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Disjoint

If nA+nB+nC=n...

Question

If n(A) + n(B) + n(C) = n(AUBUC) then what are the sets A, B, C are called?

disjoint

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joint

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equivalent

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equal

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Solution

The correct option is A
disjoint

If n(A) + n(B)+n(C) = n(AUBUC) then the sets A, B, C are called disjoint sets.

Suggest Corrections

Similar questions

A, B & C,

n (A \cup B \cup C) = n (A) + n (B) + n (C)

- n (A \cap B) - n (B \cap C) - n (C \cap A)

+ n (A \cap B \cap C)

A, B, C

n (A) = 10, n (B) = 15, n (C) = 20, n (A \cap B) = 8

n (B \cap C) = 9

n (A \cup B \cup C)

A = {x : x

}

B = {x : x

}

C = {x : x

}

A, B

C

A & B

n (A \cup B) = n (A) + n (B) .

\cup

\cup

\cap

\cap

\cap

\cap

\cup

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