document.write( "Question 380689: Factor \r\n" ); document.write( "\n" ); document.write( "a^2 + 6a+9 \n" ); document.write( "
\n" ); document.write( "Hi,\n" ); document.write( "Factoring\n" ); document.write( "a^2 + 6a + 9\n" ); document.write( "(a + 3)(a + 3) Note:SUM of the inner product(3a) and the outer product(3a) = 6a