SOLUTION: Write an expression to represent this pattern. let n represent the nth term. 7, 9, 11, 13 There has to be an easy way to figure this out!

Algebra ->  Expressions -> SOLUTION: Write an expression to represent this pattern. let n represent the nth term. 7, 9, 11, 13 There has to be an easy way to figure this out!      Log On


   

Question 278883: Write an expression to represent this pattern. let n represent the nth term.
7, 9, 11, 13
There has to be an easy way to figure this out!
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
the difference between consecutive terms is 2

so any term, Tn, is 2n plus the "fudge factor" for the starting term

7 = 2(1) + ? ___ 5 = ?

Tn = 5 + 2n