(bc-ab-ac-a²) (c-b)
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(bc-ab-ac-a²) (c-b)
1 Jawaban
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1. Jawaban Pia511
(bc-ab-ac-a²)(c-b)
bc²-abc-ac²-a²c-b²c-ab²-abc-a²b
bc²-2abc-ac²-a²c-b²c-ab²-a²b