Question

find the inverse of f(x)= x/x+1

Answer 1

\[y=\frac{x}{x+1}\]a common stratigy for theses is to switch the x's and y's and solve for y
\[x=\frac{y}{y+1}\\x(y+1)=y
\\xy+x=y\\xy-y=-x\\y(x-1)=-x\\y=\frac{-x}{x-1}=\frac{x}{1-x}\]

Answer 2

theses=these

Answer 3

thank you !