document.write( "Question 380700: Multiply.\n" ); document.write( "(9x+4)(5x^2+5x+2) \n" ); document.write( "
\n" ); document.write( "Hi,\n" ); document.write( "Multiplying\n" ); document.write( "(9x+4)(5x^2+5x+2)\n" ); document.write( "9x(5x^2+5x+2) + 4(5x^2+5x+2)\n" ); document.write( "45x^3 +45x^2 + 18x + 20x^2 +20x + 8 Combining like terms\n" ); document.write( "45x^2 + 65x^2 + 38x + 8