document.write( "Question 1078278: Find all (real or nonreal) z satisfying
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Algebra.Com's Answer #692781 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"%28z+-+3%29%5E4+%2B+%28z+-+5%29%5E4\"\"%22%22=%22%22\"\"-8\"\r\n" );
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document.write( "\"%28z+-+3%29%5E4+%2B+%28z+-+5%29%5E4%2B8\"\"%22%22=%22%22\"\"0\"\r\n" );
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document.write( "The average of z-3 and z-5 is z-4, \r\n" );
document.write( "so let w = z-4, i.e., z = w+4\r\n" );
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document.write( "\"%28w%2B4+-+3%29%5E4+%2B+%28w%2B4+-+5%29%5E4%2B8\"\"%22%22=%22%22\"\"0\"\r\n" );
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document.write( "\"%28w%2B1%29%5E4+%2B+%28w-1%29%5E4%2B8\"\"%22%22=%22%22\"\"0\"\r\n" );
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document.write( "\"w%5E4%2B4w%5E3%2B6w%5E2%2B4w%2B1%2Bw%5E4-4w%5E3%2B6w%5E2-4w%2B1%2B8\"\"%22%22=%22%22\"\"0\"\r\n" );
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document.write( "\"2w%5E4%2B12w%5E2%2B10\"\"%22%22=%22%22\"\"0\"\r\n" );
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document.write( "Divide through by 2\r\n" );
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document.write( "\"w%5E4%2B6w%5E2%2B5\"\"%22%22=%22%22\"\"0\"\r\n" );
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document.write( "\"%28w%5E2%2B5%29%28w%5E2%2B1%29\"\"%22%22=%22%22\"\"0\"\r\n" );
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document.write( "Edwin
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