El gráfico de la función cruce el eje X con f = 0
o sea hay que resolver la ecuación:
$$\frac{\log{\left(\sin{\left(x \right)} \right)}}{\left(\pi - 2 x\right)^{2}} = 0$$
Resolvermos esta ecuaciónPuntos de cruce con el eje X:
Solución numérica$$x_{1} = 14.1371678484862$$
$$x_{2} = 39.2699074015071$$
$$x_{3} = -92.676983572543$$
$$x_{4} = 70.6858344548976$$
$$x_{5} = 7.85398076109043$$
$$x_{6} = -4.71238955036615$$
$$x_{7} = 7.8539794857831$$
$$x_{8} = 26.703537995065$$
$$x_{9} = 45.5530937556346$$
$$x_{10} = 89.5353892175405$$
$$x_{11} = 51.8362789050828$$
$$x_{12} = 95.8185743992701$$
$$x_{13} = -29.8451301952666$$
$$x_{14} = 45.5530940116899$$
$$x_{15} = 76.9690195729907$$
$$x_{16} = 14.1371671050405$$
$$x_{17} = 58.1194643627622$$
$$x_{18} = 20.4203525078022$$
$$x_{19} = 39.2699086350186$$
$$x_{20} = -73.8274274195508$$
$$x_{21} = -10.9955749144934$$
$$x_{22} = 102.101761182679$$
$$x_{23} = 64.4026497251247$$
$$x_{24} = 64.4026495894722$$
$$x_{25} = 83.252205810302$$
$$x_{26} = -48.6946856605576$$
$$x_{27} = -54.9778718983169$$
$$x_{28} = -98.9601678485348$$
$$x_{29} = -54.9778706617374$$
$$x_{30} = -4.71238836884648$$
$$x_{31} = -17.2787598484136$$
$$x_{32} = -36.1283159186779$$
$$x_{33} = -23.5619450118782$$
$$x_{34} = 76.9690208225692$$
$$x_{35} = 89.5353909199788$$
$$x_{36} = -23.5619436091297$$
$$x_{37} = 58.1194641643043$$
$$x_{38} = -67.5442422399685$$
$$x_{39} = -80.1106130197563$$
$$x_{40} = -48.6946868821978$$
$$x_{41} = 58.1194645632357$$
$$x_{42} = -4.71239103094733$$
$$x_{43} = 95.8185760661269$$
$$x_{44} = 7.85398173755269$$
$$x_{45} = -10.995574695553$$
$$x_{46} = -42.4115005528703$$
$$x_{47} = -10.9955733762379$$
$$x_{48} = 70.6858350354458$$
$$x_{49} = 51.8362781274225$$
$$x_{50} = 95.8185759596032$$
$$x_{51} = -42.4115024809916$$
$$x_{52} = -92.6769828317316$$
$$x_{53} = -29.8451302583706$$
$$x_{54} = 89.5353908846859$$
$$x_{55} = -86.3937997420877$$
$$x_{56} = 26.7035372873313$$
$$x_{57} = -54.9778891204351$$
$$x_{58} = -36.1283154142765$$
$$x_{59} = 70.6858367509014$$
$$x_{60} = -42.4115011234157$$
$$x_{61} = -36.1283157515638$$
$$x_{62} = 45.5530919187053$$
$$x_{63} = -17.2787577329774$$
$$x_{64} = -67.5442409873992$$
$$x_{65} = 26.7035392255742$$
$$x_{66} = 64.4026493051571$$
$$x_{67} = 83.2522043155192$$
$$x_{68} = 32.9867223957531$$
$$x_{69} = -73.827427279285$$
$$x_{70} = -67.5442421728427$$
$$x_{71} = 14.1371669896307$$
$$x_{72} = -61.2610571997325$$
$$x_{73} = -80.1106125763288$$
$$x_{74} = 20.4203521434519$$
$$x_{75} = -23.561949704581$$
$$x_{76} = -98.9601690683741$$
$$x_{77} = -61.2610551663807$$
$$x_{78} = -4.7123872637843$$
$$x_{79} = 32.9867237626855$$
$$x_{80} = -80.1106128858848$$
$$x_{81} = -92.6769840724137$$
$$x_{82} = -86.3937977170016$$
$$x_{83} = -73.8274273635944$$
$$x_{84} = -86.393798370109$$
$$x_{85} = 83.252204596837$$
$$x_{86} = -17.2787595700368$$
$$x_{87} = -61.2610570186746$$
$$x_{88} = -48.6946865264566$$
$$x_{89} = 76.9690203787551$$
$$x_{90} = 32.9867236175468$$
$$x_{91} = 20.4203524939006$$
$$x_{92} = 51.8362791362969$$
$$x_{93} = 58.1194640554611$$
$$x_{94} = -29.8451300927815$$
$$x_{95} = -23.561944058644$$