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If a sequence is quadratic, how do I determine the \(n^{\text {th }}\) term?

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If a sequence is quadratic, how do I determine the \(n^{\text {th }}\) term?
by ♦ Diamond (89,175 points) | 208 views

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If the sequence is quadratic, the \(n^{\text {th }}\) term is of the form \(T_{n}=a n^{2}+b n+c\).

quadratic patterns


In each case, the common second difference is a \(2 a\).

by ♦ Diamond (89,175 points)

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