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13.4: Problemas en los métodos de transformación
https://espanol.libretexts.org/Estadisticas/Teoria_de_Probabilidad/Probabilidad_Aplicada_(Pfeiffer)/13%3A_M%C3%A9todos_de_transformaci%C3%B3n/13.04%3A_Problemas_en_los_m%C3%A9todos_de_transformaci%C3%B3n
$M_X (s) = (\dfrac{\lambda}{\lambda - s})^{\alpha}$ $M_X' (s) = \alpha (\dfrac{\lambda}{\lambda - s})^{\alpha - 1}$ \(\dfrac{\lambda}{(\lambda - s)^2} = \alpha (\dfrac{\lambda}{\lambda - s})^{\alpha... $M_X (s) = (\dfrac{\lambda}{\lambda - s})^{\alpha}$ $M_X' (s) = \alpha (\dfrac{\lambda}{\lambda - s})^{\alpha - 1}$ $\dfrac{\lambda}{(\lambda - s)^2} = \alpha (\dfrac{\lambda}{\lambda - s})^{\alpha} \dfrac{1}{\lambda - s}$ $f(s) = \dfrac{p^m}{(1 - qe^s)^m}$ $f'(s) = \dfrac{mp^mqe^s}{(1 - qe^s)^{m + 1}}$ $f''(s) = \dfrac{mp^m qe^s}{1 - qe^s)^{m + 1}} + \dfrac{m(m+1) p^m q^2 e^{2s}}{1 - qe^s)^{m + 2}}$

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