Diketahui fungsi g(x)=x-2 dan (gof)(x)=xpangkat2-6x+5.nilaif(1)=
Matematika
ssffcdi1290
Pertanyaan
Diketahui fungsi g(x)=x-2 dan (gof)(x)=xpangkat2-6x+5.nilaif(1)=
1 Jawaban
-
1. Jawaban rinajuniw
g(x) = x - 2
(gof)(x) = x^2 - 6x + 5
(gof)(x) = x^2 - 6x + 5
g[f(x)] = x^2 - 6x + 5
f(x) - 2 = x^2 - 6x + 5
f(x) = x^2 - 6x + 5 + 2
f(x) = x^2 - 6x + 7
f(1) = (1)^2 - 6(1) + 7
f(1) = 1 - 6 + 7
f(1) = 2
maaf ya kalo ada yg salah