document.write( "Question 1137924: Form a third degree polynomial function with real coefficients such that -5+i and -8 are zeros???? \n" ); document.write( "

Algebra.Com's Answer #755780 by josgarithmetic(39618) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"%28x-5-i%29%28x-5%2Bi%29%28x%2B8%29\"$
\n" ); document.write( "From this, just basic algebra, and fact that $\"i%5E2=-1\"$ .\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"%28%28x-5%29-i%29%28%28x-5%29%2Bi%29%28x%2B8%29\"$
\n" ); document.write( " $\"%28%28x-5%29%5E2-i%5E2%29%28x%2B8%29\"$
\n" ); document.write( " $\"%28%28x-5%29%5E2%2B1%29%28x%2B8%29\"$
\n" ); document.write( " $\"%28x%5E2-10x%2B25%2B1%29%28x%2B8%29\"$
\n" ); document.write( " $\"%28x%5E2-10x%2B26%29%28x%2B8%29\"$ ----------choose either a lattice method, or distributive property...
\n" ); document.write( " $\"x%5E3-10x%5E2%2B26x%2B8x%5E2-80x%2B208\"$
\n" ); document.write( " $\"x%5E3-10x%5E2%2B8x%5E2%2B26x-80x%2B208\"$
\n" ); document.write( " $\"highlight_green%28x%5E3-2x%5E2-54x%2B208%29\"$ \n" ); document.write( "

\n" );