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babybats

  • 3 years ago

Find the first 5 terms of the sequence: a1 = 2, an = -3an-1

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  1. stgreen
    • 3 years ago
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    a1=2 a2=-6 a3=18 a4=-54 a5=162

  2. stgreen
    • 3 years ago
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    you ought to write an=-3(an-1)..isn't it??

  3. babybats
    • 3 years ago
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    no, the an-1 is just like the power but instead of it being on the top its on the bottom

  4. stgreen
    • 3 years ago
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    n is subscript

  5. babybats
    • 3 years ago
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    yea

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