document.write( "Question 1192990: if the function x^3 + 2x^2 - ax - 8 is evenly divisible by (x+2), find the value of a \n" ); document.write( "
Algebra.Com's Answer #824936 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "             x^2 + 0x - a\r\n" );
document.write( "x + 2)x^3 + 2x^2 - ax - 8\r\n" );
document.write( "      x^3 + 2x^2\r\n" );
document.write( "            0x^2 - ax \r\n" );
document.write( "            0x^2 + 0x\r\n" );
document.write( "                  -ax - 8 \r\n" );
document.write( "                  -ax -2a\r\n" );
document.write( "                     -8+2a\r\n" );
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document.write( "The remainder should equal 0, so \r\n" );
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document.write( "                     -8+2a = 0\r\n" );
document.write( "                        2a = 8\r\n" );
document.write( "                         a = 4\r\n" );
document.write( "                         \r\n" );
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document.write( "Edwin
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