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

Question

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

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Hadley 2 months 2021-10-15T23:49:13+00:00 1 Answer 0 views 0

Answers ( )

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    2021-10-15T23:50:16+00:00

    Answer:

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

    a8= 50

    Step-by-step explanation:

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

    a6=a5+2×5-1

    a6=26

    a7=26+11

    a7=37

    a8=37+13

    a8=50

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45:7+7-4:2-5:5*4+35:2 =? ( )