Question

How would i do this problem?

Find the fourth term in the sequence defined by an=(n+1)(n+2).
(Hint: To find the nth term in this sequence, replace n in the formula with the number of the term you wish to calculate)

Answer 1

you need consider fourth term when n=4
- but if you begin with 0 so than the fourth term will be when n=3

Answer 2

find the 4th term
a(4)=(5)(6)=30?
simple substituting

Answer 3

ok thanks I was still stuck on this problem.