Matematika

Pertanyaan

tolong kak dijawab aljabar.Buat besuk
tolong kak dijawab aljabar.Buat besuk

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1 Jawaban

  • 3. 3/(x+y)+ 7/(x-y)
    =(3(x-y)+7(x+y)/(x+y)(x-y)
    =(3x-3y+7x+7y)/(x²-y²)
    =(10x+4y)/(x²-y²)

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