Gambar Grafik Fungsi : f(x) = 4 – 3x – x²​

Jawab:

fungsi kuadrat

y = 4 + 3x – x²

x = -b/2a

x = -3/2(-1)

x = 3/2

y = f(3/2) = 4 + 3(3/2) – (3/2)²

y = 4 + 9/2 – 9/4

y = 25/4

titik balik = (3/2 , 25/4)

Penjelasan dengan langkah-langkah: