\"\"

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The first term is \"\", common ratio is \"\" and n = 8.

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(Apply nth term of a geometric sequence formula: \"\")

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\"\"                         (Substitute 1 for \"\" and \"\" for r)

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\"\"                         (Substitute n = 8)

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\"\"                (Simplify) \"\"

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The nth term of the geometric sequence is \"\"

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and 8th term of the sequence is \"\".