For each of the distributions (a) through (d) of Exercise calculate the first and second moments, [math]\mu_1[/math] and [math]\mu_2[/math], directly from their definition, and verify that [math]h(1) = 1[/math], [math]h'(1) = \mu_1[/math], and [math]h''(1) = \mu_2 - \mu_1[/math].