Answer:
A
Step-by-step explanation:
The explicit formula for a geometric sequence is
f(n) = f(1)
where f(1) is the first term and r the common ratio
Here f(1) = 64 and r = =
=
, then
f(n) = 64 → A
Rewrite the expression in the form 5^n (5^-8) (5^-10)
2 answers:
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