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Contoh Operasi Biner yang Bersifat Asosiatif

(a)    Operasi penjumlahan pada R. misalnya 2 + (4+5)= (2+4)+5=11.

(b)   Operasi biner yang didefinisikan a*b=ab di N tidak asosiatif karena 2*(1*3)=2 sedangkan (2*1)*3=8.

March 8, 2011 - Posted by | matematika

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