document.write( "Question 196863This question is from textbook McDougal Littell Algebra 1
\n" ); document.write( ": Please help me solve this equation: x^2+11x+21/4=0\r
\n" ); document.write( "\n" ); document.write( "It is called completing the square and has to do with solving quadratic equations.
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Algebra.Com's Answer #147613 by Mathtut(3670)\"\" \"About 
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\"x%5E2%2B11x%2B121%2F4%29-121%2F4%2B21%2F4=0\"
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\n" ); document.write( "\"%28x%2B11%2F2%29%5E2-25=0\"--->\"%28x%2B11%2F2%29%5E2=25\"\r
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\n" ); document.write( "x+11/2=5 and x+11/2=-5
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\n" ); document.write( "x=-1/2 and x=-21/2
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