Question

I want to know how to solve it.

Answer 1

f(1+g(1))=2 is your answer

Step-by-step explanation:

we have

f(x)={2x-2}/(x²+1)

g(x)=x²+1

now

f(1+g(1))=f(1+(1²+1))=f(1+2)=f(3)={2×3-2}/(1²+1)=4/2=2