document.write( "Question 628220: Describe the pattern formed in the sequence 16,-8,4,-2,1...\r
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Algebra.Com's Answer #395471 by ewatrrr(24785)\"\" \"About 
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document.write( "Hi,
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document.write( "Geometric Sequence: {16,-8,4,-2,1...}  r = -1/2
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document.write( "\"a%5Bn%5D+=+a%5B1%5D%28-1%2F2%29%5E%28n-1%29\"
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document.write( "\"a%5B6%5D+=+16%28-1%2F2%29%5E5%29\"
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document.write( "\"a%5B7%5D+=+16%28-1%2F2%29%5E6%29\"
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document.write( "\"a%5B8%5D+=+16%28-1%2F2%29%5E7%29\" \n" );
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