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2 March, 20:33

Which formula can be used to find the nth term of a geometric sequence where the first term is 8 and the common ratio is - 3

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  1. 2 March, 21:31
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    Hello:

    the nth term is : an = a1*q^ (n-1) ... a1 = 8 and q = - 3

    an = 8 * (-3) ^ (n-1)
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