The common difference of the A.P, whose general term An=2n+1

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The common difference of the A.P, whose general term An=2n+1

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Autumn 4 weeks 2021-10-01T20:28:13+00:00 1 Answer 0 views 0

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    2021-10-01T20:29:21+00:00

    Answer:

    Step-by-step explanation:

    an=a+(n-1)d=2n+1

    if n=1

    2(1)+1=2+1=3

    => a=3

    if n=2,

    2(2)+1=4+1=5=a2

    CD=a2-a1=5-3=2

    common difference=2

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