if SN is equal to 3n square + 2n then find the d
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Question: If S(n) = 2n² + 3n then, find the common difference (d) of the AP.
Answer: d = 4.
Note: • A sequence in which, the difference between the consecutive terms are same is called AP (Arithmetic Progression). • ...
Solution: It is given that ; S(n) = 2n² + 3n. Thus; ...
d = 4 .
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