2 years ago

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

1 answer:

7 0

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

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