document.write( "Question 629326: (x^3+y^4)(x^3-y^4) \n" ); document.write( "
\n" ); document.write( "Hi,\n" ); document.write( "(x^3+y^4)(x^3-y^4) = x^6 - y^8 \n" ); document.write( "F First terms x^6\n" ); document.write( "O Outside terms -x^3y^4\n" ); document.write( "I Inside terms +x^2y^4\n" ); document.write( "L Last terms -y^8\n" ); document.write( "