document.write( "Question 616231: Factor the expression 16x^2-72xy+81y^2 into a product of binomials. \n" ); document.write( "
\n" ); document.write( "Hi, \n" ); document.write( "Factor the expression 16x^2-72xy+81y^2 into a product of binomials.\n" ); document.write( "\n" ); document.write( " F First terms 16x^2\n" ); document.write( " O Outside terms -36xy\n" ); document.write( " I Inside terms -36xy\n" ); document.write( " L Last terms 81y^2\n" ); document.write( "