El gráfico de la función cruce el eje X con f = 0
o sea hay que resolver la ecuación:
$$\frac{x^{2} - 3}{e^{x}} = 0$$
Resolvermos esta ecuaciónPuntos de cruce con el eje X:
Solución analítica$$x_{1} = - \sqrt{3}$$
$$x_{2} = \sqrt{3}$$
Solución numérica$$x_{1} = 38.9937312606277$$
$$x_{2} = 42.7179152052346$$
$$x_{3} = -1.73205080756889$$
$$x_{4} = 37.1752041783564$$
$$x_{5} = 62.0623370032753$$
$$x_{6} = 79.8199241419166$$
$$x_{7} = 109.619703738383$$
$$x_{8} = 111.610740705873$$
$$x_{9} = 69.9350010185477$$
$$x_{10} = 113.602137899732$$
$$x_{11} = 101.65965344767$$
$$x_{12} = -1.73205080756888$$
$$x_{13} = 46.5170231057267$$
$$x_{14} = 73.8842955577785$$
$$x_{15} = 91.7211984327181$$
$$x_{16} = 89.7354671156812$$
$$x_{17} = 71.9087591817243$$
$$x_{18} = 52.2995887116067$$
$$x_{19} = 117.585929284108$$
$$x_{20} = 40.8439487188799$$
$$x_{21} = 58.1438611277047$$
$$x_{22} = 83.7832143200638$$
$$x_{23} = 87.7505141956342$$
$$x_{24} = 103.648996287607$$
$$x_{25} = 97.6825004102852$$
$$x_{26} = 93.7076490550218$$
$$x_{27} = 48.4355132845868$$
$$x_{28} = 81.801023066392$$
$$x_{29} = 105.638805192273$$
$$x_{30} = 119.578285614577$$
$$x_{31} = 115.593873985443$$
$$x_{32} = 56.190642086481$$
$$x_{33} = 60.1012747782381$$
$$x_{34} = 67.9632239668398$$
$$x_{35} = 50.3635763589976$$
$$x_{36} = 1.73205080756888$$
$$x_{37} = 35.4006625946384$$
$$x_{38} = 107.629050165728$$
$$x_{39} = 54.2422803292438$$
$$x_{40} = 77.8400218307443$$
$$x_{41} = 65.9936633184774$$
$$x_{42} = 121.570926153336$$
$$x_{43} = 44.6102197085998$$
$$x_{44} = 99.6708094929804$$
$$x_{45} = 64.0265935630132$$
$$x_{46} = 85.7664054500368$$
$$x_{47} = 95.694765745203$$
$$x_{48} = 75.8614342161506$$