Question

Find the indicated nth term of the geometric sequence.
8th term: 2.-8.32,...

Answer 1

Answer:

            $\bold{a_8=-32\,384}$

Step-by-step explanation:

$a_1=2\\a_2=-8\\\\q=\frac{-8}2=-4\\\\a_n=a_1\cdot q^{n-1}\\\\a_8=2\cdot(-4)^7=2(-16\,384)=-32\,384$