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Write the first five terms of the geometric sequence a1 = 20, r = y2

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  1. 19 May, 02:05
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    Step-by-step explanation:

    note:

    the nth term is : An = A1 * r^ (n-1)

    put : n = 2 you have the second term A2 = 20 * (y²) ^ (2-1)

    A2 = 20y²

    n=3 A3 = ...

    n=4 A4 = ...

    n=5 A5 = ...
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