document.write( "Question 194080This question is from textbook Saxon Algebra 2
\n" ); document.write( ": If P(x) = 3x^5 - 8x^4 + 3x^3 + 2x^2 - 16x + 14, then P(3) = ?
\n" ); document.write( "...is it 682?
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Algebra.Com's Answer #145674 by Edwin McCravy(20056) $\"\"$ $\"About$

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If P(x) = 3x^5 - 8x^4 + 3x^3 + 2x^2 - 16x + 14, then P(3) = ?
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document.write( "No it isn't.\r\n" );
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document.write( "There are two ways to find P(3).\r\n" );
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document.write( "Method 1.  Substitute 3 for x in\r\n" );
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document.write( "Method 2 (Much easier, by synthetic division).\r\n" );
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document.write( "Start with this:\r\n" );
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document.write( "3 | 3 -8  3   2 -16   14\r\n" );
document.write( "  |     \r\n" );
document.write( "   ---------------------\r\n" );
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document.write( "and end up with this:\r\n" );
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document.write( "3 | 3 -8  3   2 -16   14\r\n" );
document.write( "  |    9  3  18  60  132 \r\n" );
document.write( "   ---------------------\r\n" );
document.write( "    3  1  6  20  44  146\r\n" );
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document.write( "The answer, 146, is in the lower right \r\n" );
document.write( "corner of the synthetic division.\r\n" );
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document.write( "Edwin

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