Diketahui fungsi f(x)= 2+5x dan g(x)= -8x+1. Fungsi (f-g) (3)

f(x)=2+5x
g(x)=-8x+1

(f-g)(x) = 2+5x-(-8x+1)
= 2+5x+8x-1
= 13x+1

(f-g)(x) = 13x + 1
(f-g)(3)= 13(3)+1
= 39+1
= 40

semoga membantu
maaf kalau salah