15-05-2020
Mathematics

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Consider the sequence 3, -9, 27, -81 Part B: Write a recursive rule for the sequence.

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salatulmaghrib salatulmaghrib

15-05-2020

[tex]a_{1}=3\\
a_{n}=-3\times a_{n-1}[/tex]

Basically you need to know the first term, and how to get the next term.

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