koordinat titik balik grafik fungsi f(x) =3-2x-x² adalah

Oleh: USER9387
27 Agustus 2025 matematika 5 menit baca
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Grade: Education Mata Pelajaran: matematika
koordinat titik balik grafik fungsi f(x) =3-2x-x² adalah
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a = -1, b = -2 dan c = 3
x= -b/(2a) = -(-2)/(2(-1)) = 2/-2= -1
masukan pd y
y = 3 - 2(-1) - (-1)² = 4
titik (-1, 4)
atau dengan -D/(4a)
Dijawab pada tanggal 27 Agustus 2025

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