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The first 5 terms of a quadratic sequence are
-1, 5, 15, 29,47
Find the nth term of this sequence.


Sagot :

Baslel

Step-by-step explanation:

an = 2n^2 - 3 · Anonymous. -1, 5, 15, 29, 47, ... an = 2 n^2 - 3.