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What is a formula for the nth term of the given sequence 16,8,4
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What is a formula for the nth term of the given sequence 16,8,4

User Peter Starbek
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1 Answer

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That is a geometric progression.

the common ratio is 1/2.(t2÷t1)

nth term= ar^n-1

16×1/2=8

tn=8^n-1

User Alan Jackson
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