Matematika

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tolong ka jawab pliss pake cara
tolong ka jawab pliss pake cara

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1 Jawaban

  • f(x) = 2x + 3
    f(a) = 9
    f(a) = 2a + 3 = 9

    2a + 3 = 9
    2a = 9-3
    2a = 6
    a = 6/2
    a = 3

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