document.write( "Question 982267: If the roots of the x^2-10x+21=m are equal then m is:
\n" ); document.write( "(A)4. (B)25. (C)-4. (D)0
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Algebra.Com's Answer #603104 by Alan3354(69443)\"\" \"About 
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Find what's needed to make the left side a perfect square. \n" ); document.write( "
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