Common Difference and Terms

Questions (2)

The sum of the first n terms of an arithmetic series is given by: Sn=5/2n^2 + 7/2n.Determine: 3.2.1 The common difference. 3.2.2
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Part AWhat is the common difference of the arithmetic sequence 50, 46, 42, 38,....? (1 point) Responses 4 4 -3 -3 -4 -4 2 2
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