Question

if n(A) = 7, n(B) = 11
), then it. (A intersectionB)-5
n (A×B)n (BXA)
a​

Answer 1

Given

n(A) = 7, n(B) = 11

n (A×B)n (B×A)

n(7×11)n(11×7)

n(77)n(77)

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Answer 2

Answer:

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