Diket f(x)=x+4 g(x)=x+2 h(x)=x-5 Tentukan(fogoh)(x)!

(f(g(x-5)))
= f (x-5 +2)
= f (x-3)
= x-3+4
= x+1

(fogoh)(x)=f(g(h(x)))

g(h(x))=(x-5)+2
=x-3

f(g(h(x)))=(x-3)+4
=x+1

semoga membantu.....