(a-b)³= .....................
Matematika
SalwaMJ
Pertanyaan
(a-b)³= .....................
2 Jawaban
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1. Jawaban Wanda025
(a-b) pangkat 3 = (a-b) (a-b) (a-b) -
2. Jawaban chalvinayosica1
(a-b)³=(a-b)(a-b)(a-b)
=a²-ab-ab+b²(a-b)
=a²-2ab+b²(a-b)
=a³-a²b-2aba+2abb+ab²-b³
=a³-b³-a²b+ab²-2aba+2abb