find the sum of all the terms of the arthimetic squance 7,13,19,…,61​

Question

find the sum of all the terms of the arthimetic squance 7,13,19,…,61​

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Reagan 2 weeks 2021-11-15T06:46:51+00:00 1 Answer 0 views 0

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    2021-11-15T06:47:51+00:00

    Answer:

    340

    Step-by-step explanation:

    7,13,19,…,61​

    First term= 7

    Last term= 61

    Common difference= 6

    Number of terms=1+ (61-7)/6= 10

    Sum of terms= 1/2*10*(7+61)= 340

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