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3 January, 17:49

How to find the recursive rule for a geometric sequence?

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  1. 3 January, 19:26
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    Say the sequence is

    1, 3, 9, 27 ...

    the recursive rule is

    # times 3 = x

    for a geometric sequence all you have to do is figure out what the original number was multiplied by to create the second number in the sequence. The equation for that is ...

    a1 times x = a2
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