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B - E . ∈
F. ∉
Karena :
C ; { 1,2,3,4,5 }
Sehingga
A. 0 ∉ C
B. 1 ∈ C
C. 2 ∈ C
D. 4 ∈ C
E. 5 ∈ C
F. 6 ∉ C