El gráfico de la función cruce el eje X con f = 0
o sea hay que resolver la ecuación:
$$\sin{\left(2 - x \right)} + \cos{\left(x \right)} = 0$$
Resolvermos esta ecuaciónPuntos de cruce con el eje X:
Solución analítica$$x_{1} = - i \log{\left(- e^{\frac{i \left(\pi + 4\right)}{4}} \right)}$$
$$x_{2} = \frac{\pi}{4} + 1$$
Solución numérica$$x_{1} = 74.0420291959627$$
$$x_{2} = 86.6083998103219$$
$$x_{3} = 52.0508806208341$$
$$x_{4} = 89.7499924639117$$
$$x_{5} = -92.4623814442964$$
$$x_{6} = -45.3384916404494$$
$$x_{7} = -57.9048622548086$$
$$x_{8} = 17.4933614313464$$
$$x_{9} = 14.3517687777566$$
$$x_{10} = -67.329640215578$$
$$x_{11} = -23.3473430653209$$
$$x_{12} = -1.35619449019234$$
$$x_{13} = 83.4668071567321$$
$$x_{14} = 70.9004365423729$$
$$x_{15} = 26.9181393921158$$
$$x_{16} = 67.7588438887831$$
$$x_{17} = 61.4756585816035$$
$$x_{18} = 23.776546738526$$
$$x_{19} = 48.9092879672443$$
$$x_{20} = 1.78539816339745$$
$$x_{21} = 45.7676953136546$$
$$x_{22} = 1010.23663996572$$
$$x_{23} = 99.174770424681$$
$$x_{24} = 30.0597320457056$$
$$x_{25} = 11.2101761241668$$
$$x_{26} = -95.6039740978861$$
$$x_{27} = 64.6172512351933$$
$$x_{28} = 36.3429173528852$$
$$x_{29} = -76.7544181763474$$
$$x_{30} = -79.8960108299372$$
$$x_{31} = 80.3252145031423$$
$$x_{32} = -10.7809724509617$$
$$x_{33} = -54.7632696012188$$
$$x_{34} = -89.3207887907066$$
$$x_{35} = 77.1836218495525$$
$$x_{36} = -42.1968989868597$$
$$x_{37} = 33.2013246992954$$
$$x_{38} = 42.6261026600648$$
$$x_{39} = -20.2057504117311$$
$$x_{40} = 20.6349540849362$$
$$x_{41} = -61.0464549083984$$
$$x_{42} = -73.6128255227576$$
$$x_{43} = -83.037603483527$$
$$x_{44} = 4.92699081698724$$
$$x_{45} = 39.484510006475$$
$$x_{46} = -64.1880475619882$$
$$x_{47} = -17.0641577581413$$
$$x_{48} = -86.1791961371168$$
$$x_{49} = -26.4889357189107$$
$$x_{50} = -39.0553063332699$$
$$x_{51} = 96.0331777710912$$
$$x_{52} = -98.7455667514759$$
$$x_{53} = -51.621676947629$$
$$x_{54} = 58.3340659280137$$
$$x_{55} = 55.1924732744239$$
$$x_{56} = -29.6305283725005$$
$$x_{57} = -35.9137136796801$$
$$x_{58} = -32.7721210260903$$
$$x_{59} = 92.8915851175014$$
$$x_{60} = -13.9225651045515$$
$$x_{61} = -1295.69236776919$$
$$x_{62} = -70.4712328691678$$
$$x_{63} = 8.06858347057704$$
$$x_{64} = -48.4800842940392$$
$$x_{65} = -7.63937979737193$$
$$x_{66} = -4.49778714378214$$