Question

Given the geometric sequence where a1 = 4 and the common ratio is 3, what is the domain for n?

Answer 1

\[A_{nth}= (a_n)^r\]
R being the common ratio
A_n being the number you are looking for in this case 4

Answer 2

Plug in what you know and solve.

Answer 3

Im confused I tried solving but how do I know what I need because the questions answers are this All integers where n ≥ 1

All integers where > 1

All integers where n ≥ 4

All real numbers

Answer 4

@Johnbc