document.write( "Question 643555: (3k+4) to the 2nd power
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Algebra.Com's Answer #404531 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "\"%283k%2B4%29%5E2\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "\"%283k%2B4%29%283k%2B4%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%283k%29%2B4%29%28highlight%283k%29%2B4%29\" Multiply the First terms:\"%283%2Ak%29%2A%283%2Ak%29=9%2Ak%5E2\".\r
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\n" ); document.write( "\n" ); document.write( "\"%28highlight%283k%29%2B4%29%283k%2Bhighlight%284%29%29\" Multiply the Outer terms:\"%283%2Ak%29%2A%284%29=12%2Ak\".\r
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\n" ); document.write( "\n" ); document.write( "\"%283k%2Bhighlight%284%29%29%28highlight%283k%29%2B4%29\" Multiply the Inner terms:\"%284%29%2A%283%2Ak%29=12%2Ak\".\r
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\n" ); document.write( "\n" ); document.write( "\"%283k%2Bhighlight%284%29%29%283k%2Bhighlight%284%29%29\" Multiply the Last terms:\"%284%29%2A%284%29=16\".\r
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\n" ); document.write( "\n" ); document.write( "So we have the terms: \"9%2Ak%5E2\", \"12%2Ak\", \"12%2Ak\", \"16\" \r
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\n" ); document.write( "\n" ); document.write( "\"9%2Ak%5E2%2B12%2Ak%2B12%2Ak%2B16\" Now add every term listed above to make a single expression.\r
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\n" ); document.write( "\n" ); document.write( "\"9k%5E2%2B24k%2B16\" Now combine like terms.\r
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\n" ); document.write( "\n" ); document.write( "So \"%283k%2B4%29%5E2\" FOILs to \"9k%5E2%2B24k%2B16\".\r
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\n" ); document.write( "\n" ); document.write( "In other words, \"%283k%2B4%29%5E2=9k%5E2%2B24k%2B16\".
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