14X(21X30)=(nX21)X30:n=
Matematika
Bella211111
Pertanyaan
14X(21X30)=(nX21)X30:n=
1 Jawaban
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1. Jawaban eripane05
Sifat Asosiatif
14 x (21x30)
= (14 x 21) x 30
; n= 21