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7+21+63+189+567+1701 in sigma notation

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7+21+63+189+567+1701 in sigma notation

asked Aug 14, 2018 121k views

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7+21+63+189+567+1701 in sigma notation

Mathematics
college

Sonologico asked

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1 Answer

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$7\ \Sigma^(n=5) _(n=0) \ 3^n$

Dachi answered Aug 19, 2018

by Dachi

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