Diketahui fungsi f(x)=2x-1 dan g(x)=x-2 :2x+1,x#_1/2. Rumus fungsi (fog)(x)=

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

semoga mmbantu