Respuesta :
Answer: The inverse of f(x)=3x+1 is f(x)−1=13x−13
Step-by-step explanation:
Answer:
set y = 3/x + 1, we have:
[tex]y=\frac{3}{x}+1\\\\<=>y=\frac{x+3}{x}\\\\<=>yx = x+3\\\\<=>yx-x=3\\\\\\<=>x(y-1)=3\\\\<=>x=\frac{3}{y-1}[/tex]
hence f-1(y) = 3/(y - 1)
=> f-1(x) = 3/(x - 1)
Step-by-step explanation:
