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12 questions from this quiz
555
Tn=5n−2T_n = 5n - 2Tn=5n−2
989898
15th15th15th
3,5,7,93, 5, 7, 93,5,7,9
2,2,22, 2, 22,2,2
Second differences constant
Tn=an2+bn+cT_n = an^2 + bn + cTn=an2+bn+c
111
aaa is half the second difference
Tn=n2+3T_n = n^2 + 3Tn=n2+3
103103103
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