Question

PLEASE HELP ME!
Given the arithmetic sequence a_(n)=2+4(n-1), what is the domain for n?

Answer 1

What does n represent?

Answer 2

i attached a file there and that's all it tells me://

Answer 3

its b

Answer 4

What does n represent?

Answer 5

It is NOT b

Answer 6

so how do i solve this?

Answer 7

If you would answer my question, it would be a step in the right direction. I take it you have been studying arithmetic sequences so you should easily be able to find out what n stands for in these formulas.

Answer 8

no i haven't im doing this on pinnacle i had never seen this before.

Answer 9

To find any term
of an arithmetic sequence:

where a1 is the first term of the sequence,
d is the common difference, n is the number of the term