Question

Find the first three terms of the sequence below.

Find the first three terms of the sequence below.
Tn=n2+5n+2

Answer 1

1: 8
2: 16
3: 24
those are the first 3 terms

Answer 2

8

16

26 are the first three terms

Explanation:

T1 = 1^2 + 5(1) + 2 = 8

T2 = 2^2 + 5(2) + 2 = 16

T3 = 3^2 + 5(3) + 2 = 26