Question

What is the 7th term of the geometric sequence 3, 9, 27, ...?

2,187
6,561
19,683
59,049

Answer 1

\[\large A_n = A_1 r^{n-1}\] \[\large A_7 = 3 (3)^{7-1}\]

Answer 2

the first 3^1
the second is 3^2

the 7th is 3^7

Answer 3

3^7=2187

Answer 4

3^7 o.O where did my solution go wrong sir @eliassaab ? @_@ i dont see where my analysis went wrong :(

Answer 5

oh *facepalm* lol it's just the same haha