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Write a recursive rule for the following arithmetic sequence: 27, 24, 21, 18, 15,
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Write a recursive rule for the following arithmetic sequence: 27, 24, 21, 18, 15,

User Gym
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a1+(n-1)d
27-3(n-1)
n=4, 27-3(4-1)=27-9=18
User Gaston Morixe
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