diketahui n(p)=21,n(Q)=30. carilah nilai n (P u Q ) jika n (PnQ)=10
Matematika
yantiazra88
Pertanyaan
diketahui n(p)=21,n(Q)=30. carilah nilai n (P u Q ) jika n (PnQ)=10
1 Jawaban
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1. Jawaban MathSolver74
n(P u Q) = n(P) + n(Q) - n(P n Q)
= 21 + 30 - 10
= 41