Question: what is the inverse function of f(x)=3^-x+3?
Answer: Since g(f(x))=x g ( f ( x ) ) = x , f−1(x)=3(x+1)1−x f - 1 ( x ) = 3 ( x + 1 ) 1 - x is the inverse of f(x)=x−3x+3 f ( x ) = x - 3 x + 3 .