Question: n For the sequence a; = i(i + 7) and the partial sum of its first n terms S, = M a;, find i=1 (a)

n For the sequence a; = i(i + 7) and the

n For the sequence a; = i(i + 7) and the partial sum of its first n terms S, = M a;, find i=1 (a) a4 = 44 (b) S4 = 100 (c) S45 - S44 =

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