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If ratio of sum of 1st …

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If ratio of sum of 1st n terms of 2 AP is 7n+1:4n+27. Find ratio of 9th term

    • Posted by Deepanshu Kandpal 6 years, 10 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Raj Dhali 6 years, 10 months ago

    Let the sum of first n terms of two AP be S1 and S2. Then , S1/ S2 =

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    CBSE > Class 10 > Mathematics
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    CBSE > Class 10 > Mathematics
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