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iestion 7 of 11, Step 1 of 1
Correct
nd a formula for the inverse of the following function, if possible.

A(x)=(1)/(x-1)
nswer
How to enter your answer (opens in new window)
Selecting a radio button will replace the entered answer value(s) with the radio button value. If the radio button is not selected, the entered an

A^(-1)(x)=
does not have an inverse functi

iestion 77 of 1111, Step 11 of 11\newlineCorrect\newlinend a formula for the inverse of the following function, if possible.\newlineA(x)=1x1 A(x)=\frac{1}{x-1} \newlinenswer\newlineHow to enter your answer (opens in new window)\newlineSelecting a radio button will replace the entered answer value(s) with the radio button value. If the radio button is not selected, the entered an\newlineA1(x)= A^{-1}(x)= \newlinedoes not have an inverse functi

Full solution

Q. iestion 77 of 1111, Step 11 of 11\newlineCorrect\newlinend a formula for the inverse of the following function, if possible.\newlineA(x)=1x1 A(x)=\frac{1}{x-1} \newlinenswer\newlineHow to enter your answer (opens in new window)\newlineSelecting a radio button will replace the entered answer value(s) with the radio button value. If the radio button is not selected, the entered an\newlineA1(x)= A^{-1}(x)= \newlinedoes not have an inverse functi
  1. Replace with yy: To find the inverse of the function A(x)=1x1A(x) = \frac{1}{x-1}, we need to switch the roles of xx and yy and then solve for yy. Let's start by replacing A(x)A(x) with yy for clarity.\newliney=1x1y = \frac{1}{x-1}
  2. Switch xx and yy: Now we switch xx and yy to find the inverse function.\newlinex=1y1x = \frac{1}{y-1}
  3. Eliminate fraction: Next, we solve for yy. To do this, we'll first get rid of the fraction by multiplying both sides of the equation by (y1)(y-1).x(y1)=1x(y-1) = 1
  4. Distribute xx: Distribute xx on the left side of the equation.xyx=1xy - x = 1
  5. Isolate y: Now, we want to isolate y on one side of the equation. To do this, we'll add x to both sides.\newlinexy=x+1xy = x + 1
  6. Divide by x: Finally, we divide both sides by xx to solve for yy.y=x+1xy = \frac{x + 1}{x}

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