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derive the formula for the sum …

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derive the formula for the sum of first n terms of ap,whose first term is a and the common difference is d.

    • Posted by Tanuja Chavan 4 months, 1 week ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Sia ? 4 months, 1 week ago

    The sum of arithmetic progression whose first term is a and the common difference is d can be calculated using one of the following formulas: Sn = n/2 (2a+(n−1)d) and Sn = n/2 (a1+an). The sum of AP of n natural numbers is n(n+1)/2.

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    Kishan Kishan Nm 4 months, 1 week ago

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