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Asked by sally

Find a quadratic model for the sequence with the indicated terms.
3, 3, 5, 9, 15, 23, ...
8 years ago

Answers

Answered by Steve
the differences are 0,2,4,6,8,...
Tn+1 = Tn + 2(n-1)
so,
Tn = n^2-3n+5
8 years ago

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