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OpenStudy (anonymous):
1. Find the 9th term in the expansion of 7, 14, 28, . . . .
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OpenStudy (anonymous):
an=7(9-1)7?
OpenStudy (anonymous):
\[7,7\times 2,7\times 2^2,7\times 2^3...\]
OpenStudy (anonymous):
ninth term would be \(7\times 2^8\)
OpenStudy (anonymous):
1792
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