document.write( "Question 956343: What number should be added to the expression x2 + 10x to change it into a perfect square trinomial?
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Algebra.Com's Answer #584257 by Alan3354(69443)\"\" \"About 
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What number should be added to the expression x2 + 10x to change it into a perfect square trinomial?
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\n" ); document.write( "a = 1, b = 10
\n" ); document.write( "Add (b/2a)^2
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\n" ); document.write( "Use ^ (Shift 6) for exponents - x^2, not x2.
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