document.write( "Question 124292: Solve the following quadratic equation by completing the square.
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document.write( "2x^2+10x+11=0 \n" );
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Algebra.Com's Answer #91085 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 2x^2+10x+11=0 \n" ); document.write( "x^2+5x+5.5=0 divide each side by 5.5 \n" ); document.write( "x^2+5x+6.25=-5.5+6.25 complete the square by dividing 5 by 2 and suaring the result. \n" ); document.write( "(x+2.5)^2=.75 \n" ); document.write( "x+2.5=+-sqrt(.75) \n" ); document.write( "x=-2.5+.866= -1.634 \n" ); document.write( "x=-2.5-.866= -3.366 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " \n" ); document.write( " |