Question

how do i find the eight term of each geometric sequnce. 3,9,27

Answer 1

It's simply \(\large 3^n\). \(\large 3^8\) in this case.

Answer 2

isn't there an eqaution though?

Answer 3

I just told you. \(\Huge G_n = 3^n\)

Answer 4

so how would that work for this:
-30,7.5,-1.8875

Answer 5

Find the common ratio.
7.5/-30

Answer 6

k, thanks.

Answer 7

And then multiply the common ratio as many times as you can to get the next solutions.