Question

Writeanequationtodescribethesequencebelow.Usentorepresentthepositionofaterminthesequence,wheren = 1forthefirstterm.


–1
54
,
1
27
,
–2
27
, ...


Write your answer using proper fractions, improper fractions, and integers.

an =
(
)n - 1

Answers

GPT 3.5
an = (-1)^n * (27/(3^(n+1)))