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7 July, 01:43

What is the 8th geometric sequence where a2=20 r=5

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  1. 7 July, 01:45
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    Divide by 5 to find the first term a1=5. This will give you the function to find any term: y=5 (4) ^x - in order to find the 8th term you raise 4 to the 8th power and you will get a pretty big number ...
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