document.write( "Question 663341: Please solve polynomial equation by factoring\r
\n" );
document.write( "\n" );
document.write( "x^3+x^2-4x-4=0\r
\n" );
document.write( "\n" );
document.write( "Thanks \n" );
document.write( "
Algebra.Com's Answer #412752 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Please solve polynomial equation by factoring\r \n" ); document.write( "\n" ); document.write( "x^3+x^2-4x-4=0 \n" ); document.write( "----------------- \n" ); document.write( "First, try the factors of 4. \n" ); document.write( "f(x) = x^3+x^2-4x-4=0 \n" ); document.write( "f(-1) = 0 --> (x+1) is a factor. \n" ); document.write( "Divide by that, then it's a quadratic. \n" ); document.write( "====================================== \n" ); document.write( "The trick is, try something. It won't solve itself. \n" ); document.write( " \n" ); document.write( " |