document.write( "Question 426687: what would be the answer to this?
\n" ); document.write( "Write a rule for each sequence.
\n" ); document.write( " 1, -1/3, 1/9, -1/27, ....
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\n" ); document.write( "30,0-10, 10-3, -10/9, ....\r
\n" ); document.write( "\n" ); document.write( "6, 12, 24, 48, ...\r
\n" ); document.write( "\n" ); document.write( "50, 25, 12.5, 6.25, ....
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Algebra.Com's Answer #296800 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Hi
\n" ); document.write( "Geometric Sequence: \"a%5Bn%5D+=+a%5B1%5D%2Ar%5E%28n-1%29\"\r
\n" ); document.write( "\n" ); document.write( "1, -1/3, 1/9, -1/27, .... r = -1/3 \"a%5Bn%5D+=+1%2A%28-1%2F3%29%5E%28n-1%29\"\r
\n" ); document.write( "\n" ); document.write( "6, 12, 24, 48, ... r = 2 \"a%5Bn%5D+=+6%2A%282%29%5E%28n-1%29\"\r
\n" ); document.write( "\n" ); document.write( "50, 25, 12.5, 6.25, .... r = (1/2) \"a%5Bn%5D+=+50%2A%281%2F2%29%5E%28n-1%29\"\r
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