document.write( "Question 92249: Given f(x) = –x3 – 2x2 – x – 3, find f(–2), f(0), and f(2) \n" ); document.write( "
Algebra.Com's Answer #67087 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Lets evaluate \"f%28-2%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=x%5E3-2x%5E2-x-3\" Start with the given polynomial\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-2%29=%28-2%29%5E3-2%28-2%29%5E2-%28-2%29-3\" Plug in \"x=-2\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-2%29=%28-8%29-2%28-2%29%5E2-%28-2%29-3\" Raise -2 to the third power to get -8\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-2%29=%28-8%29-2%284%29-%28-2%29-3\" Raise -2 to the second power to get 4\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-2%29=%28-8%29-8-%28-2%29-3\" Multiply 2 by 4 to get 8\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-2%29=-8-8%2B2-3\" Negate any negatives\r
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\n" ); document.write( "\n" ); document.write( "\"f%28-2%29=-17\" Now combine like terms\r
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\n" ); document.write( "\n" ); document.write( "So when \"x=-2\", \"f%28-2%29=-17\"\r
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\n" ); document.write( "\n" ); document.write( "Lets evaluate \"f%280%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=x%5E3-2x%5E2-x-3\" Start with the given polynomial\r
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\n" ); document.write( "\n" ); document.write( "\"f%280%29=%280%29%5E3-2%280%29%5E2-%280%29-3\" Plug in \"x=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%280%29=%280%29-2%280%29%5E2-%280%29-3\" Raise 0 to the third power to get 0\r
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\n" ); document.write( "\n" ); document.write( "\"f%280%29=%280%29-2%280%29-%280%29-3\" Raise 0 to the second power to get 0\r
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\n" ); document.write( "\n" ); document.write( "\"f%280%29=%280%29-0-%280%29-3\" Multiply 2 by 0 to get 0\r
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\n" ); document.write( "\n" ); document.write( "\"f%280%29=-3\" Remove any zero terms\r
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\n" ); document.write( "\n" ); document.write( "So when \"x=0\", \"f%280%29=-3\"\r
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\n" ); document.write( "\n" ); document.write( "Lets evaluate \"f%282%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=x%5E3-2x%5E2-x-3\" Start with the given polynomial\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%29=%282%29%5E3-2%282%29%5E2-%282%29-3\" Plug in \"x=2\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%29=%288%29-2%282%29%5E2-%282%29-3\" Raise 2 to the third power to get 8\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%29=%288%29-2%284%29-%282%29-3\" Raise 2 to the second power to get 4\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%29=%288%29-8-%282%29-3\" Multiply 2 by 4 to get 8\r
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\n" ); document.write( "\n" ); document.write( "\"f%282%29=-5\" Now combine like terms
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