Dik: [tex]f(x) = x + 1 \\ g(x) = {x}^{2} + kx \\ (gof)(3) = 24[/tex] Dit: tentukan nilai k...
Matematika
Rinii111
Pertanyaan
Dik:
[tex]f(x) = x + 1 \\ g(x) = {x}^{2} + kx \\ (gof)(3) = 24[/tex]
Dit: tentukan nilai k...
1 Jawaban
-
1. Jawaban dnnyz07
Fungsi Komposisi
f(x) = x + 1
g(x) = x² + kx
(g o f )(3) = 24
k?
(g o f)(3) = 24
g(f(3)) = 24
f(3) = 3 + 1 = 4
g(4) = 24
4² + 4k = 24
16 + 4k = 24
4k = 8
k = 2