5. If n(AUB) = 22, n(ANB) = 6 and n(
AB') = 8, then what is n(B)?
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5. If n(AUB) = 22, n(ANB) = 6 and n(
AB') = 8, then what is n(B)?
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4
n (AB)=8
DIVIDE 8 BY 2
A=4
B=4