SOLUTION: Could you write a possible explicit rule for the nth term of each sequence. 3, 6, 11, 18, 27, ... Thank you for your help.

Algebra ->  Sequences-and-series -> SOLUTION: Could you write a possible explicit rule for the nth term of each sequence. 3, 6, 11, 18, 27, ... Thank you for your help.      Log On


   

Question 185104: Could you write a possible explicit rule for the nth term of each sequence.
3, 6, 11, 18, 27, ...
Thank you for your help.
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
3, 6, 11, 18, 27, ...

is same as

1+2, 4+2, 9+2, 16+2, 25+2, ...

1^2+2, 2^2+2, 3^2+2, 4^2+2, 5^2+2, ...

see the pattern?

nth term: n^2+2