Matematika

Pertanyaan

No 18 ya thanks oke
No 18 ya thanks oke

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1 Jawaban

  • f(a) = 9
    a^2-2a+1 = 9
    (a-1) (a-1) = 9
    a = 4
    1/2xa+5 = 1/2x4+5=7 (C)
    Gambar lampiran jawaban Alcli

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