The given sequence is quadratic. A quadratic sequence has second difference, and the Nth term (rule) is similar to quadratic equation standard form, ax² + bx + c.
Nth term of quadratic sequence:
Tn = an² + bn + c
ANSWER: The Nth term of 2, 5, 10, 17, 26, 37 is:
Tn = an² + c
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