El gráfico de la función cruce el eje X con f = 0
o sea hay que resolver la ecuación:
$$947532000 e^{- \frac{281 x}{100}} \left(- 3 \cdot 10^{-5} \sin{\left(\frac{281 x}{100} \right)}\right) = 0$$
Resolvermos esta ecuaciónPuntos de cruce con el eje X:
Solución analítica$$x_{1} = 0$$
$$x_{2} = 1.11800450305687$$
Solución numérica$$x_{1} = 54.8519955810705$$
$$x_{2} = 30.1861215825354$$
$$x_{3} = 88.3223557414924$$
$$x_{4} = 65.9622656803551$$
$$x_{5} = 80.4963242200944$$
$$x_{6} = 93.9123782567767$$
$$x_{7} = 20.1240810550236$$
$$x_{8} = -5.59002251528433$$
$$x_{9} = 70.4342836925826$$
$$x_{10} = 38.0121531039334$$
$$x_{11} = 2.23600900611373$$
$$x_{12} = 32.4221305886491$$
$$x_{13} = 16.770067545853$$
$$x_{14} = 6.7080270183412$$
$$x_{15} = 34.6581395947628$$
$$x_{16} = 26.8321080733648$$
$$x_{17} = 98.3843962690042$$
$$x_{18} = 64.8442611772982$$
$$x_{19} = 58.136234158957$$
$$x_{20} = 4.47201801222746$$
$$x_{21} = 86.0863467353787$$
$$x_{22} = 50.310202637559$$
$$x_{23} = 54.7822206497864$$
$$x_{24} = 44.7201801222746$$
$$x_{25} = 76.0243062078669$$
$$x_{26} = 68.1982746864688$$
$$x_{27} = -7.82603152139806$$
$$x_{28} = 84.9683422323218$$
$$x_{29} = 40.2481621100472$$
$$x_{30} = 92.7943737537199$$
$$x_{31} = 27.9501125764216$$
$$x_{32} = 10.0620405275118$$
$$x_{33} = 42.4841711161609$$
$$x_{34} = 22.3600900611373$$
$$x_{35} = 46.9561891283884$$
$$x_{36} = 62.6082521711845$$
$$x_{37} = 14.5340585397393$$
$$x_{38} = 52.5462116436727$$
$$x_{39} = 24.596099067251$$
$$x_{40} = 0$$
$$x_{41} = -3.3540135091706$$
$$x_{42} = 96.1483872628905$$
$$x_{43} = 90.5583647476061$$
$$x_{44} = 12.2980495336255$$
$$x_{45} = 78.2603152139806$$
$$x_{46} = 48.0741936314452$$
$$x_{47} = 60.3722431650708$$
$$x_{48} = 82.7323332262081$$
$$x_{49} = 72.6702926986963$$
$$x_{50} = 100.620405275118$$