document.write( "Question 1205826: 7x2 + 6x + 6 = 0 \n" ); document.write( "

Algebra.Com's Answer #842870 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "The discriminant of this equation is negative\r\n" );
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document.write( "    d =  =  = 36 - 4*7*6 = -132.\r\n" );
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document.write( "Therefore, the given equation does not have real roots, at all.\r\n" );
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document.write( "It has two roots in complex numbers, but not in real domain.\r\n" );
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\n" ); document.write( "\n" ); document.write( "If you want to see many other similar and different problems on solving quadratic equations,
\n" ); document.write( "look into the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Introduction into Quadratic Equations\r
\n" ); document.write( "\n" ); document.write( "    - PROOF of quadratic formula by completing the square\r
\n" ); document.write( "\n" ); document.write( "    - HOW TO complete the square - Learning by examples \r
\n" ); document.write( "\n" ); document.write( "    - HOW TO solve quadratic equation by completing the square - Learning by examples \r
\n" ); document.write( "\n" ); document.write( "    - Solving quadratic equations without quadratic formula\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "You will find there many problems, solved using the quadratic formula, completing the square and factoring.\r
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\n" ); document.write( "\n" ); document.write( "Learn the subject from there and become an expert in the area.\r
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