SOLUTION: 3, 6, 11, 18 ... The first four terms of a sequence are shown above. Which of the following could be the formula that gives the <i>n</i>th term of this sequence for all positive

Algebra ->  Sequences-and-series -> SOLUTION: 3, 6, 11, 18 ... The first four terms of a sequence are shown above. Which of the following could be the formula that gives the <i>n</i>th term of this sequence for all positive      Log On


   

Question 54265: 3, 6, 11, 18 ...
The first four terms of a sequence are shown above. Which of the following could be the formula that gives the nth term of this sequence for all positive integers n?
A. 2n
B. 2n + 1
C. 3n
D. n^2 + 1
E. n^2 + 2
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
Just plug in numbers to find that your answer is (E.)