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3,7,11,15.... what's the recursive formula?​

1 Answer

4 votes

Answer:

Well it depends, if you're talking about an arithmetic sequence for the recursive formula, then it would be "aₙ=aₙ₋₁+d" but if you're talking about a geometric sequence, then it would be "aₙ=aₙ₋₁ (r)"

Explanation:

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User Maxdebayser
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