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26 July, 21:36

Analyze the following pattern 1,2,5,10,7

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  1. 26 July, 22:01
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    an + 1 = an + 2n - 1, a 1=1

    a8 = 50

    Step-by-step explanation:

    an+1=an+2n-1, a1=1

    a6=a5+2x5-1

    a6=26

    a7=26+11

    a7=37

    a8=37+13

    a8=50
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