Solved

Find the Inverse Function Of f(x)=x+12x+1f(x)=\frac{x+1}{2 x+1}
A) f1(x)=x12x1f^{-1}(x)=-\frac{x-1}{2 x-1} B) f1(x)=x2x1f^{-1}(x)=\frac{x}{2 x-1}

Question 72

Multiple Choice

Find the inverse function of f(x) =x+12x+1f(x) =\frac{x+1}{2 x+1} .


A) f1(x) =x12x1f^{-1}(x) =-\frac{x-1}{2 x-1}
B) f1(x) =x2x1f^{-1}(x) =\frac{x}{2 x-1}
C) f1(x) =(x+1) (2x+1) f^{-1}(x) =(x+1) (2 x+1)
D) f1(x) =2x+1x1f^{-1}(x) =-\frac{2 x+1}{x-1}
E) f1(x) =(x+1) (2x+1) f^{-1}(x) =-(x+1) (2 x+1)

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