document.write( "Question 554548: I need help solving two problems. Using the quadratic formula.\r
\n" ); document.write( "\n" ); document.write( "x^2 - 3x - 1 = 0 (a=1, b= -3 and c = -1
\n" ); document.write( "4x^2 + x - 1 = 0 (a =4, b=1, and c = -1
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Algebra.Com's Answer #361378 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "x² - 3x - 1 = 0 (a=1, b=-3 and c=-1\r\n" );
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document.write( "x = \"%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\" \r\n" );
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document.write( "x = \"%28-%28-3%29+%2B-+sqrt%28+%28-3%29%5E2-4%2A%281%29%2A%28-1%29+%29%29%2F%282%2A%281%29%29+\"\r\n" );
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document.write( "x = \"%283+%2B-+sqrt%289%2B4+%29%29%2F2+\"\r\n" );
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document.write( "x = \"%283+%2B-+sqrt%2813%29%29%2F2+\"\r\n" );
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document.write( "Two solutions,\r\n" );
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document.write( "x = \"%283+%2B+sqrt%2813%29%29%2F2+\" and x = \"%283+-+sqrt%2813%29%29%2F2+\"\r\n" );
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document.write( "------------------------------\r\n" );
document.write( "4x² + x - 1 = 0 (a=4, b=1, and c=-1\r\n" );
document.write( "\r\n" );
document.write( "x = \"%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\" \r\n" );
document.write( "\r\n" );
document.write( "x = \"%28-%281%29+%2B-+sqrt%28+%281%29%5E2-4%2A%284%29%2A%28-1%29+%29%29%2F%282%2A%284%29%29+\"\r\n" );
document.write( "\r\n" );
document.write( "x = \"%28-1+%2B-+sqrt%281%2B16+%29%29%2F8+\"\r\n" );
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document.write( "x = \"%28-1+%2B-+sqrt%2817%29%29%2F8+\"\r\n" );
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document.write( "Two solutions,\r\n" );
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document.write( "x = \"%28-1+%2B+sqrt%2817%29%29%2F8+\" and x = \"%28-1+-+sqrt%2817%29%29%2F8+\"\r\n" );
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document.write( "Edwin
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