document.write( "Question 151462: Simplify:\r
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Algebra.Com's Answer #111340 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "\"%282x%2B4y%29%5E2\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "\"%282x%2B4y%29%282x%2B4y%29\" Expand. Remember something like \"x%5E2=x%2Ax\".\r
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\n" ); document.write( "\n" ); document.write( "Now let's FOIL the expression.\r
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\n" ); document.write( "\n" ); document.write( "Remember, when you FOIL an expression, you follow this procedure:\r
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\n" ); document.write( "\n" ); document.write( "\"%28highlight%282x%29%2B4y%29%28highlight%282x%29%2B4y%29\" Multiply the First terms:\"%282%2Ax%29%2A%282%2Ax%29=4%2Ax%5E2\".\r
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\n" ); document.write( "\n" ); document.write( "\"%28highlight%282x%29%2B4y%29%282x%2Bhighlight%284y%29%29\" Multiply the Outer terms:\"%282%2Ax%29%2A%284%2Ay%29=8%2Ax%2Ay\".\r
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\n" ); document.write( "\n" ); document.write( "\"%282x%2Bhighlight%284y%29%29%28highlight%282x%29%2B4y%29\" Multiply the Inner terms:\"%284%2Ay%29%2A%282%2Ax%29=8%2Ax%2Ay\".\r
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\n" ); document.write( "\n" ); document.write( "\"%282x%2Bhighlight%284y%29%29%282x%2Bhighlight%284y%29%29\" Multiply the Last terms:\"%284%2Ay%29%2A%284%2Ay%29=16%2Ay%5E2\".\r
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\n" ); document.write( "\n" ); document.write( "\"4%2Ax%5E2%2B8%2Ax%2Ay%2B8%2Ax%2Ay%2B16%2Ay%5E2\" Now collect every term to make a single expression.\r
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\n" ); document.write( "\n" ); document.write( "\"4%2Ax%5E2%2B16%2Ax%2Ay%2B16%2Ay%5E2\" Now combine like terms.\r
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\n" ); document.write( "\n" ); document.write( "So \"%282x%2B4y%29%5E2\" FOILS to \"4%2Ax%5E2%2B16%2Ax%2Ay%2B16%2Ay%5E2\".\r
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\n" ); document.write( "\n" ); document.write( "In other words, \"%282x%2B4y%29%5E2=4%2Ax%5E2%2B16%2Ax%2Ay%2B16%2Ay%5E2\".
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