document.write( "Question 1177327: Write the equation of this geometric sequence and find the value of the 9th term.
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Algebra.Com's Answer #806233 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "1/3, 1, 3, 9... \r\n" );
document.write( "\"a%5Bn%5D+=+a%5B1%5D%2Ar%5E%28n-1%29\"\r\n" );
document.write( "\"a%5B2%5D+=%281%2F3%29%2Ar%5E1+=+1\"  r = 3\r\n" );
document.write( "\"a%5Bn%5D+=+%281%2F3%29%2A3%5E%28n-1%29\"\r\n" );
document.write( "\"a%5B9%5D+=+%281%2F3%29%2A3%5E%288%29\" = 2187\r\n" );
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