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5 votes
The table shows the first three terms of a

geometric sequence. Which of the following is a
formula for f(n) ?

The table shows the first three terms of a geometric sequence. Which of the following-example-1

1 Answer

2 votes

Answer: E

Explanation:

By using substitution we can find the answer is correct or not.


3(-2)^n\\3(-2)^1\\3(-2)\\-6\\3(-2)^2\\3(4)\\12\\3(-2)^3\\3(-8)\\-24

as you can see the equation in answer E worked every time

User Olivier Cruchant
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