100 Most Beautiful Secret Areas in China

100 Most Beautiful Secret Areas in China

Matematika Sekolah Dasar tolong bantu yo kakm​

tolong bantu yo kakm​

1.) A = { Merah, Kuning, Hijau } nA = 3

2.) B = { 2, 3, 5 } nB = 2

3.) n ! = 3 ! = ( 3 × 2 × 1 ) = 6 korespondensi

Jawaban:

A = { lampu merah, lampu kuning, lampu hijau }

B = { 2,3 }

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