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Find the nth term of the geometric sequence whose initial term is 7 and common ration is 7. (your answer must be a function of n)
15 years ago

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Reiny
For a GS,
term<sub>n</sub> = a(r)^(n-1)

so term<sub>n</sub> = 7(7)^(n-1)
= 7^n
15 years ago

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