Algebra.Com's Answer #113963 by Alan3354(69443)  You can put this solution on YOUR website!  \n" );
document.write( "Square both sides \n" );
document.write( "4*(x^2 + 3) = -16x - 3 \n" );
document.write( "4x^2 + 12 = -16x - 3 \n" );
document.write( "4x^2 + 16x + 15 = 0 \n" );
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document.write( " Solved by pluggable solver: SOLVE quadratic equation (work shown, graph etc) | \n" );
document.write( "Quadratic equation (in our case ) has the following solutons: \n" );
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document.write( " For these solutions to exist, the discriminant should not be a negative number. \n" );
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document.write( " First, we need to compute the discriminant : . \n" );
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document.write( " Discriminant d=16 is greater than zero. That means that there are two solutions: . \n" );
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document.write( " Quadratic expression can be factored: \n" );
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document.write( " Again, the answer is: -1.5, -2.5.\n" );
document.write( "Here's your graph: \n" );
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