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The sum of the first 4 …

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The sum of the first 4 terms of A.P is 56, the sum of the last 4 terms is 112 if its first term is 11, then find the number of terms.

    • Posted by Tsn Murty 7 years, 9 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
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