document.write( "Question 1184481: Find an interval for b that equation has at least 1 real solution\r
\n" ); document.write( "\n" ); document.write( "x^2 + bx +64 = 0
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Algebra.Com's Answer #815080 by Edwin McCravy(20054)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "It will have at least 1 real solution if its discriminant is non-negative.\r\n" );
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document.write( "\"x%5E2+%2B+bx+%2B64+=+0\"\r\n" );
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document.write( "has discriminant\r\n" );
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document.write( "\"b%5E2-4ac%3E=0\"}\r\n" );
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document.write( "\"b%5E2-4%281%29%2864%29%3E=0\"\r\n" );
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document.write( "\"b%5E2-256%3E=0\"\r\n" );
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document.write( "\"%28b-16%29%28b%2B16%29%3E=0\"\r\n" );
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document.write( "Solution: \r\n" );
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document.write( "Edwin

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