A 1 the first term d 3 the common difference between terms. The geometric sequence formula will refer to determining the general terms of a geometric sequence. Each term is the product of the common ratio and the previous term.
The values of a r and n are.
A n 12 2 n 1 2 -1 2 n 1. Using explicit formulas of geometric sequences Our mission is to provide a free world-class education to anyone anywhere. A 1 2 a 2 2 3 6. To find the n -th term I can just plug into the formula a n ar n 1.