# math algebra

what is the 7th term of the geometric sequence 10,2.2/5,2/25 (solve here)

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1. I assume you meant:

10, 2, 2/5, 2/25
clearly a = 10 , r = 1/5

term(n) = ar^(n-1)

term(7) = 10(1/5)^6
= 10/15625
= 2/3125

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2. 2/3125

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