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Q = 9000 an n 1 Q,=?
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3 votes
Q = 9000
an
n
1
Q,=?

Q = 9000 an n 1 Q,=?-example-1
User Cemerick
by
8.4k points

1 Answer

5 votes

Answer: B

Explanation:

We can note this is a geometric sequence. Rewriting it as an explicit sequence, we get
a_(n)=9000(1/3)^(n-1).

So therefore,
a_(7)=9000(1/3)^(7-1)=1000/81

User Synergetic
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