Respuesta :

Answer:

(g+f)(-1)=2

Step-by-step explanation:

f(x)x²+1

g(x)=x+1

(g+f)(x)= x+1+x²+1

(g+f)(-1)=(-1)+1(-1)²+1

(g+f)(-1)=(-1)+1+(-1)²+1

(g+f)(-1)=2

Hope this helps u! :)