document.write( "Question 571740: is there a short cut in solving the result of 125 cubed minus 125 squared. my grandson was in a math contest and someone solved the problem almost instantly.
\n" ); document.write( "How is that done?
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Algebra.Com's Answer #368171 by Alan3354(69443)\"\" \"About 
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is there a short cut in solving the result of 125 cubed minus 125 squared. my grandson was in a math contest and someone solved the problem almost instantly.
\n" ); document.write( "How is that done?
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\n" ); document.write( "\"125%5E3+-+125%5E2+=+125%5E2%2A%28125+-+1%29\"
\n" ); document.write( "= 15625*124
\n" ); document.write( "= 62500*31
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\n" ); document.write( "Or
\n" ); document.write( "= \"5%5E9+-+5%5E6+=+1953125+-+15625\"
\n" ); document.write( "I could do it either way
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