OG详解-OG9 数学2 Q7

The correct answer is 1. It’s given that the function f is defined by f(x) = x+ 8​11​. Substituting 3​11​ for x in the given function yields f (3​11​)=3​11​+8​11​, which gives f(3​11​) = 11​11​ , or f (3​11​)= 1. Therefore, when x =3​11​, the value of f(x) is 1.