let sn denote the sum of first n terms of an AP if s2n-3sn, then s3n:sn is equal to​

Question

let sn denote the sum of first n terms of an AP if s2n-3sn, then s3n:sn is equal to​

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Quinn 3 weeks 2021-10-04T02:45:33+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-10-04T02:47:22+00:00

    Answer:

    hope this helps you dear

    i think this is correct my dear friend

    Step-by-step explanation:

    the second image is the continuation of the first image so please check it an do it correctly

    0
    2021-10-04T02:47:30+00:00

    Answer:

    Not know about this.

    Please Make to the answer as Brainliest.

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18:9+8+9*3-7:3-1*13 = ? ( )