For the geometric sequence, identify an and write a recursive rule and an explicit rule.
Geometric Sequence Formulas
Recursive:
an =r(a n -1)
Explicit:
an = a; •r"-1
2, 6, 18, 54, 162, ...
a1 =
Recursive rule: an = (
) (an-1)
Explicit rule: an = (
(
)n-1
Meeting

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