document.write( "Question 143733: 5. Simplify \"%286%2B4i%29%287-3i%29\"\r
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Algebra.Com's Answer #104596 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"%286%2B4i%29%287-3i%29\" Start with the given expression\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%286%29%2B4i%29%28highlight%287%29-3i%29\" Multiply the First terms:\"%286%29%2A%287%29=42\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28highlight%286%29%2B4i%29%287%2Bhighlight%28-3i%29%29\" Multiply the Outer terms:\"%286%29%2A%28-3i%29=-18i\"\r
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\n" ); document.write( "\n" ); document.write( "\"%286%2Bhighlight%284i%29%29%28highlight%287%29-3i%29\" Multiply the Inner terms:\"%284i%29%2A%287%29=28i\"\r
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\n" ); document.write( "\n" ); document.write( "\"%286%2Bhighlight%284i%29%29%287%2Bhighlight%28-3i%29%29\" Multiply the Last terms:\"%284i%29%2A%28-3i%29=-12i%5E2=-12%28-1%29=12\" note: remember, \"i%5E2=-1\"\r
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\n" ); document.write( "\n" ); document.write( "\"42-18i%2B28i%2B12\" Now collect every term to make a single expression\r
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\n" ); document.write( "\n" ); document.write( "\"54%2B10i\" Combine like terms\r
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\n" ); document.write( "\n" ); document.write( "Answer:\r
\n" ); document.write( "\n" ); document.write( "So \"%286%2B4i%29%287-3i%29\" foils and simplifies to \"54%2B10i\"\r
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\n" ); document.write( "\n" ); document.write( "In other words, \"%286%2B4i%29%287-3i%29=54%2B10i\"\r
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