How do you find the inverse function of: #y = (x+1) / (2x + 1)#? Precalculus Graphing Rational Functions Graphing Rational Functions on a Graphing Calculator 1 Answer Alan P. Aug 7, 2015 #x= (1-y)/(2y-1)# Explanation: Given #y = (x+1)/(2x+1)# #color(white)("XXXX")##2xy+y = x+1# #color(white)("XXXX")##2xy-x-1+y = 0# #color(white)("XXXX")##x(2y-1) -1+y = 0# #color(white)("XXXX")##x(2y-1) = 1-y# #color(white)("XXXX")##x = (1-y)/(2y-1)# Answer link Related questions How do I graph the rational function #f(x)=1/(x-2)# on a graphing calculator? How do I graph the rational function #y=((x-1)(x-5))/((x+3)(x-3))# on a graphing calculator? How do I graph the rational function #y=(-3x+5)/(-5x+2)# on a graphing calculator? How do I graph the rational function #y=(x^2-7x+12)/(x^2-1)# on a graphing calculator? How do I graph the rational function #y=(x+2)/(x^2+1)# on a graphing calculator? What is the inverse function for #f(x) = x/(x-2)#? How do you graph #y=-5/x# using asymptotes, intercepts, end behavior? How do you graph #y=-6/x# using asymptotes, intercepts, end behavior? How do you graph #y=-5/x-7# using asymptotes, intercepts, end behavior? How do you graph #y=-3/(x+2)# using asymptotes, intercepts, end behavior? See all questions in Graphing Rational Functions on a Graphing Calculator Impact of this question 6374 views around the world You can reuse this answer Creative Commons License