El gráfico de la función cruce el eje X con f = 0
o sea hay que resolver la ecuación:
$$\frac{\left(x^{2} - 6 x\right) + 9}{2 x - 1} = 0$$
Resolvermos esta ecuaciónPuntos de cruce con el eje X:
Solución analítica$$x_{1} = 3$$
Solución numérica$$x_{1} = 3.00000111888824$$
$$x_{2} = 3.00000118430225$$
$$x_{3} = 3.00000105703717$$
$$x_{4} = 3.00000117809144$$
$$x_{5} = 3.00000130408392$$
$$x_{6} = 3.00000109420399$$
$$x_{7} = 3.00000104392591$$
$$x_{8} = 3.00000117943791$$
$$x_{9} = 3.00000085042812$$
$$x_{10} = 3.00000127608494$$
$$x_{11} = 3.00000111254138$$
$$x_{12} = 3.0000010509237$$
$$x_{13} = 3.00000124890394$$
$$x_{14} = 3.00000159996161$$
$$x_{15} = 3.00000118627266$$
$$x_{16} = 3.00000108195403$$
$$x_{17} = 3.00000180827548$$
$$x_{18} = 3.00000119227046$$
$$x_{19} = 3.00000120702796$$
$$x_{20} = 3.00000120047557$$
$$x_{21} = 3.00000119092625$$
$$x_{22} = 3.00000090145746$$
$$x_{23} = 3.00000109612571$$
$$x_{24} = 3.00000110527002$$
$$x_{25} = 3.00000122250545$$
$$x_{26} = 3.00000117627302$$
$$x_{27} = 3.00000117746014$$
$$x_{28} = 2.99999943044028$$
$$x_{29} = 3.00000098515134$$
$$x_{30} = 3.00000109791411$$
$$x_{31} = 3.00000111338146$$
$$x_{32} = 3.00000118090913$$
$$x_{33} = 3.00000118169707$$
$$x_{34} = 3.00000109958259$$
$$x_{35} = 3.00000126553589$$
$$x_{36} = 3.0000011116591$$
$$x_{37} = 3.00000093753086$$
$$x_{38} = 3.00000118846715$$
$$x_{39} = 3.00000132322284$$
$$x_{40} = 3.00000138010721$$
$$x_{41} = 3.00000118526165$$
$$x_{42} = 3.00000125658858$$
$$x_{43} = 3.0000012312201$$
$$x_{44} = 3.00000110114282$$
$$x_{45} = 3.00000142504871$$
$$x_{46} = 3.00000107532407$$
$$x_{47} = 3.00000110975461$$
$$x_{48} = 3.00000119685601$$
$$x_{49} = 3.00000118966072$$
$$x_{50} = 3.000001102605$$
$$x_{51} = 3.00000102638003$$
$$x_{52} = 3.00000100169155$$
$$x_{53} = 3.0000023725347$$
$$x_{54} = 3.00000111704369$$
$$x_{55} = 3.00000110872479$$
$$x_{56} = 3.00000096438387$$
$$x_{57} = 3.00000118015687$$
$$x_{58} = 3.00000107148084$$
$$x_{59} = 3.00000063983355$$
$$x_{60} = 3.00000101517604$$
$$x_{61} = 3.00000111768425$$
$$x_{62} = 3.00000111567684$$
$$x_{63} = 3.00000119860155$$
$$x_{64} = 3.00000108989611$$
$$x_{65} = 3.00000119522618$$
$$x_{66} = 3.00000035966327$$
$$x_{67} = 3.00000111418232$$
$$x_{68} = 3.0000012024928$$
$$x_{69} = 3.00000118252328$$
$$x_{70} = 3.00000118733957$$
$$x_{71} = 3.00000106720644$$
$$x_{72} = 3.0000011787501$$
$$x_{73} = 3.00000118339063$$
$$x_{74} = 3.00000106242399$$
$$x_{75} = 3.0000012046703$$
$$x_{76} = 3.0000012422323$$
$$x_{77} = 3.00000111637518$$
$$x_{78} = 3.0000011039781$$
$$x_{79} = 3.00000110648774$$
$$x_{80} = 3.00000119370091$$
$$x_{81} = 3.00000128870814$$
$$x_{82} = 3.00000121238129$$
$$x_{83} = 3.00000111073138$$
$$x_{84} = 3.00000077269996$$
$$x_{85} = 3.00000134769908$$
$$x_{86} = 3.00000103583696$$
$$x_{87} = 3.00000109213345$$
$$x_{88} = 3.00000149153804$$
$$x_{89} = 3.00000107879822$$
$$x_{90} = 3.000001226623$$
$$x_{91} = 3.00000121543722$$
$$x_{92} = 3.00000111494663$$
$$x_{93} = 3.00000111829857$$
$$x_{94} = 3.00000117685451$$
$$x_{95} = 3.00000110763749$$
$$x_{96} = 3.00000108483334$$
$$x_{97} = 3.00000120958911$$
$$x_{98} = 3.00000121879614$$
$$x_{99} = 3.00000123638573$$
$$x_{100} = 3.00000108747097$$