Program matematika / Mathematics program:
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Jawaban
Q.27.1
.
Ambil
\(A=\{0\}\)
dan
\(B=\{0,1\}\)
dalam
\(\R\text{.}\)
Maka
\(d(A,B)=0\text{,}\)
sedangkan
\(d(B,A)=1\text{.}\)
in-context