Question

diketahui: f(x) =x-5 g(x) =x2+2x+1 tentukan: b. (fog) (1)​

Answer 1

Penjelasan dengan langkah-langkah:

(fog)(x) = f(g(x))

= f(x²+2x+1)

= (x²+2x+1)-5

= x²+2x-4

(fog) (1)=1²+2(1)-4

= 1+2-4

=-1