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The third and eight term of a geometric sequence are 8 and 1/4 respectively. What is the first term and the common ratio of the sequence?
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The third and eight term of a geometric sequence are 8 and 1/4 respectively. What is the first term and the common ratio of the sequence?
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The third and eight term of a geometric sequence are 8 and 1/4 respectively. What is the first term and the common ratio of the sequence? Answer by josgarithmetic(39618) (Show Source):
You can put this solution on YOUR website! You know because it is given, term at index 3 is 8, term at index 8 is 1/4; and you know because it is given that sequence is a GEOMETRIC sequence. You then also KNOW that common ratio between each term. FIND THAT COMMON RATIO, r.
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