document.write( "Question 407188: Solve\r
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document.write( "x^2+6x+9 \n" );
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Algebra.Com's Answer #287065 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Solve \n" ); document.write( "x^2+6x+9\r \n" ); document.write( "\n" ); document.write( "..\r \n" ); document.write( "\n" ); document.write( "you should quickly notice that this is a perfect square. Remember the rule for a perfect square: take half of the coefficient of the x-term and square it to get the third term. You can see that the given equation is a perfect square and will factor to (x+3)^2 \n" ); document.write( "solving for x, \n" ); document.write( "(x+3)(x+3)=0 \n" ); document.write( "x=-3 (multiplicity of 2) \n" ); document.write( " |