El gráfico de la función cruce el eje X con f = 0
o sea hay que resolver la ecuación:
$$- \frac{10 \sqrt{x} e^{\frac{\left(-1\right) x}{\frac{3}{10}}}}{3} + \frac{e^{\frac{\left(-1\right) x}{\frac{3}{10}}}}{2 \sqrt{x}} = 0$$
Resolvermos esta ecuaciónPuntos de cruce con el eje X:
Solución analítica$$x_{1} = \frac{3}{20}$$
Solución numérica$$x_{1} = 40.5027472843875$$
$$x_{2} = 36.5059100581707$$
$$x_{3} = 60.4936488807471$$
$$x_{4} = 50.4972206504191$$
$$x_{5} = 98.4869636953104$$
$$x_{6} = 46.4991194021025$$
$$x_{7} = 14.5672390388262$$
$$x_{8} = 12.5894658328402$$
$$x_{9} = 52.4963886141209$$
$$x_{10} = 82.4889907934373$$
$$x_{11} = 44.5002093097189$$
$$x_{12} = 68.4915879460067$$
$$x_{13} = 54.4956224092503$$
$$x_{14} = 78.4896333842274$$
$$x_{15} = 28.5153400472182$$
$$x_{16} = 96.4871787874803$$
$$x_{17} = 0.15$$
$$x_{18} = 90.4878836482673$$
$$x_{19} = 18.5419308469241$$
$$x_{20} = 32.5099616521272$$
$$x_{21} = 104.486369711784$$
$$x_{22} = 88.4881408108687$$
$$x_{23} = 92.4876380914905$$
$$x_{24} = 20.5339943030915$$
$$x_{25} = 102.486559677606$$
$$x_{26} = 58.4942585058514$$
$$x_{27} = 34.5078028063905$$
$$x_{28} = 76.4899812265789$$
$$x_{29} = 38.5042369552107$$
$$x_{30} = 84.4886934094913$$
$$x_{31} = 86.4884104223521$$
$$x_{32} = 106.486187148728$$
$$x_{33} = 74.4903487729766$$
$$x_{34} = 48.4981273958433$$
$$x_{35} = 64.4925503844204$$
$$x_{36} = 16.5524828534401$$
$$x_{37} = 22.5278009571447$$
$$x_{38} = 100.486757505914$$
$$x_{39} = 30.5124471964202$$
$$x_{40} = 56.4949145124845$$
$$x_{41} = 94.4874033719503$$
$$x_{42} = 62.4930808822564$$
$$x_{43} = 70.4911500815597$$
$$x_{44} = 10.6273205308378$$
$$x_{45} = 66.4920537894991$$
$$x_{46} = 24.5228298625248$$
$$x_{47} = 80.4893037020518$$
$$x_{48} = 72.490737747504$$
$$x_{49} = 26.5187498681913$$
$$x_{50} = 42.5014123928481$$