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5 February, 00:12

Find the sum of the first 10 terms of the following geometric sequences:

{3, 6, 12, 24, 48 ...)

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  1. 5 February, 00:36
    0
    3069

    Step-by-step explanation:

    q=6/3=2

    s10=3 (2^10-1) : (2-1) = 3 * (1024-1) =

    3069

    because sn=a1 (q^n-1) / (q-1)
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