document.write( "Question 965141: \"+x%5E2+-+2kx+%2B+49+\" is the square of a binomial. What is a possible value of k?
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Algebra.Com's Answer #589877 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
\"%28x%2B7%29%5E2=x%5E2%2B14x%2B49\"\r
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\n" ); document.write( "\n" ); document.write( "Corresponding positions of terms forces \"-2k=14\".
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\n" ); document.write( "\n" ); document.write( "Understand that also \"%28x-7%29%5E2=x%5E2-14x%2B49\",.....
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