Question: The moment generating function for a random variable Y isM[Y; t] = e4te2t 2t . Expand M[Y; t] in a power series in t and

The moment generating function for a random variable Y isM[Y; t] = e4t−e2t 2t

. Expand M[Y; t] in a power series in t and find ????y and ????2 y .

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