Question: 2: 2n - 2 Suppose that the nth partial sum of the series IM 8 an is Sn 3n +4 . (a) Find a4 .

2: 2n - 2 Suppose that the nth partial sum of

2: 2n - 2 Suppose that the nth partial sum of the series IM 8 an is Sn 3n +4 . (a) Find a4 . (b) Find an

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