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 50, 25, 12.5…. What is the geometric sequence and what is the 8th and 10th term
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 50, 25, 12.5….
What is the geometric sequence and what is the 8th and 10th term

User Tcooc
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1 Answer

3 votes
the common ratio can be found by dividing any term by the previous one.

clearly r = -1/2

So, Tn = -100 (-1/2)^(n-1) = 200/(-2)^n

User Mike El Jackson
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