Diketahui n(A)= 30,n (A U B)= 45,dan n(A n B)= 8,maka n(B)=
Matematika
muhammd
Pertanyaan
Diketahui n(A)= 30,n (A U B)= 45,dan n(A n B)= 8,maka n(B)=
1 Jawaban
-
1. Jawaban zalfahania
n(a) :30
a n b : 8
a u b : 45
n(b) : 45-30+8
:23