document.write( "Question 901257: How to answer this 1²-2²+3²-4²+...+2012²-2013² \n" ); document.write( "
Algebra.Com's Answer #546601 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
Evens should be negative and odds positive! but you have 2012²-2013² \n" ); document.write( "
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