document.write( "Question 1130355: find the real and complex zeros of p(x) = x^3-x^2-4x-6 \n" ); document.write( "
Algebra.Com's Answer #747017 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"p%28x%29+=+x%5E3-x%5E2-4x-6+\"..........factor\r
\n" ); document.write( "\n" ); document.write( "\"p%28x%29+=+x%5E3%2B2x%5E2-3x%5E2%2B2x-6x-6+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%28x%29+=+%28x%5E3-3x%5E2%29%2B%282x%5E2-6x%29%2B%282x-6%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%28x%29+=+x%5E2%28x-3%29%2B2x%28x-3%29%2B2%28x-3%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%28x%29+=+%28x+-+3%29+%28x%5E2+%2B+2x+%2B+2%29\"\r
\n" ); document.write( "\n" ); document.write( "zeros:\r
\n" ); document.write( "\n" ); document.write( "\"0+=+%28x+-+3%29+%28x%5E2+%2B+2x+%2B+2%29\"\r
\n" ); document.write( "\n" ); document.write( "if \"0+=+%28x+-+3%29+\"=>\"highlight%28x=3%29\"\r
\n" ); document.write( "\n" ); document.write( "if \"0+=++%28x%5E2+%2B+2x+%2B+2%29\"...use quadratic formula\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-2+%2B-+sqrt%28+2%5E2-4%2A1%2A2+%29%29%2F%282%2A1%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-2+%2B-+sqrt%28+4-8+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-2+%2B-+sqrt%28+-4+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-cross%282%291+%2B-+cross%282%29i%29%2Fcross%282%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-1+%2B-+i%29\"\r
\n" ); document.write( "\n" ); document.write( "=>\"highlight%28x+=+-1+%2B+i%29\" or \"highlight%28x+=+-1+-+i%29\"\r
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