Diketahui f(x) = x²-3xdan g(x) = 2x + 1 tentukan(f-g)(x)​

Komposisi Fungsi

(f – g)(x)

= f(x) – g(x)

= x² – 3x – (2x + 1)

= x² – 5x – 1

Jawaban:

(f-g)(x) = x² – 5x – 1

Penjelasan dengan langkah-langkah:

(f-g)(x) = f(x) – g(x)

= x² – 3x – (2x + 1)

= x² – 3x – 2x – 1

= x² – 5x – 1