Question

find an equation for the nth term of a geometric sequence where the second and fifth terms are -8 and 512

Answer 1

Answer:

$n_x = -4n_{x-1}$

where $n_1$ = 2

Step-by-step explanation:

512/-8 = -64

difference of n = 3

$\sqrt[3]{64} = 4$

$n_x = -4n_{x-1}$

where $n_1$ = 2