diketahuinya fungsi f(x)=x²-9x dan g(x)=3x+2.rumus fungsi (gof)(1)

f(x)=x²-9x
g(x)=3x+2

mka
f(1) = 1² - 9(1)
      = -8

g(-8) = 3(-8) + 2
        = -24 + 2
        = -22

jadi
gof(1)
= g(f(1))
= g(-8)
= -22

caranya diatas,
jadi jawabnnya -22