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Write the recursive formula for the sequence. 3, 6, 9, 12

User Jim Gay
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2 Answers

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A recursive formula is the previous term added or multuiplied by the same constant. In this case they are increasing by 3

So...

User Wamadahama
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d=3, a_(n)=3(n-1)+3 :)
User Yoo Matsuo
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