document.write( "Question 179426: i seem to be having trouble finding the answer can i get any help please?\r
\n" ); document.write( "\n" ); document.write( "25y^2-49w^2\r
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Algebra.Com's Answer #134349 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "\"25y%5E2-49w%5E2\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "\"%285y%29%5E2-49w%5E2\" Rewrite \"25y%5E2\" as \"%285y%29%5E2\".\r
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\n" ); document.write( "\n" ); document.write( "\"%285y%29%5E2-%287w%29%5E2\" Rewrite \"49w%5E2\" as \"%287w%29%5E2\".\r
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\n" ); document.write( "\n" ); document.write( "Notice how we have a difference of squares \"A%5E2-B%5E2\" where in this case \"A=5y\" and \"B=7w\".\r
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\n" ); document.write( "\n" ); document.write( "So let's use the difference of squares formula \"A%5E2-B%5E2=%28A%2BB%29%28A-B%29\" to factor the expression:\r
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\n" ); document.write( "\n" ); document.write( "\"A%5E2-B%5E2=%28A%2BB%29%28A-B%29\" Start with the difference of squares formula.\r
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\n" ); document.write( "\n" ); document.write( "\"%285y%29%5E2-%287w%29%5E2=%285y%2B7w%29%285y-7w%29\" Plug in \"A=5y\" and \"B=7w\".\r
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\n" ); document.write( "\n" ); document.write( "So this shows us that \"25y%5E2-49w%5E2\" factors to \"%285y%2B7w%29%285y-7w%29\".\r
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\n" ); document.write( "\n" ); document.write( "In other words \"25y%5E2-49w%5E2=%285y%2B7w%29%285y-7w%29\".
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