f (×)=3×+1 g (×)=×+5 tentukan gof (-2)
Matematika
wari5
Pertanyaan
f (×)=3×+1
g (×)=×+5
tentukan gof (-2)
g (×)=×+5
tentukan gof (-2)
2 Jawaban
-
1. Jawaban BSunShine
Materi : Fungsi
f(x) = 3x + 1
g(x) = x + 5
g o f (x) = (3x + 1) + 5
g o f (x) = 3x + 6
g o f (-2) = 3(-2) + 6
g o f (-2) = -6 + 6
g o f (-2) = 0 ⇒⇒⇒ Jawaban -
2. Jawaban dharmawan14
f (x) = 3x + 1 dan g(x) = x + 5
gof (-2) = g { f (-2) }
= g (3.-2 + 1)
= g ( -6+1)
= g (-5)
= -5 + 5
= 0