document.write( "Question 4523: (3x+7) (3x+7) \n" ); document.write( "
Algebra.Com's Answer #2054 by xcentaur(357)\"\" \"About 
You can put this solution on YOUR website!
(3x+7)^2
\n" ); document.write( "(9x^2 + 49 + 2(3x)(7)}\r
\n" ); document.write( "\n" ); document.write( "9x^2 + 42x + 49
\n" ); document.write( "
\n" ); document.write( "
\n" );