Diketahui m(x)=2x-3 dan n(x)= x²+8. Nilai dari(m°n) (4)

Mapel Matematika
Bab Fungsi Komposisi
Tingkat 10 SMA

jawabn terlampir. semoga membantu 🙂

M(x) = 2x – 3
n(x) = x² + 8
(m o n)(4) = ?

(m o n)(x) = m[n(x)]
= 2(x² + 8) – 3
= 2x² + 16 – 3
= 2x² + 13

(m o n)(4) = 2(4)² + 13
= 2(16) + 13
= 32 + 13 = 45

semoga membantu