document.write( "Question 102612: Could someone please help me find the constant term that should be added to make the following expression a perfect-square trinomial. \"x%5E2%2B7x\" \n" ); document.write( "
Algebra.Com's Answer #74645 by edjones(8007)\"\" \"About 
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\"x%5E2%2B7x\"
\n" ); document.write( "divide the 2nd term in half and square it.
\n" ); document.write( "7/2=3.5
\n" ); document.write( "3.5^2=12.25
\n" ); document.write( "x^2+7x+12.5 Ans.
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