document.write( "Question 716766: Rational Root to x^3 + 2x^2 - 8x - 16 = 0 \n" ); document.write( "
Algebra.Com's Answer #439972 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Rational Root to x^3 + 2x^2 - 8x - 16 = 0 \n" ); document.write( "-------- \n" ); document.write( "Using synthetic division: \n" ); document.write( "-2)....1....2....-8....-16 \n" ); document.write( ".......1....0....-8...|..0\r \n" ); document.write( "\n" ); document.write( "----- \n" ); document.write( "Find roots of the the quotient: \n" ); document.write( "x^2 - 8 = 0 \n" ); document.write( "--- \n" ); document.write( "x = 2sqrt(2) or x = -2sqrt(2) or x = -2 \n" ); document.write( "======================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "======================== \n" ); document.write( " |