Matematika

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tolong dijawab ya guys pliss
tolong dijawab ya guys pliss

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1 Jawaban

  • =====> jwbn no 1
    = A + B + C
    = (-1) pgkt -1 + (-1) pgkt -1 + 1 pgkt -1
    = (-1) . 1/1 + (-1) . 1/1 + 1/1
    = -1 - 1 + 1
    = -1

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