document.write( "Question 399698: (3x+7)^2 \n" ); document.write( "
Algebra.Com's Answer #283034 by rfer(16322) ![]() You can put this solution on YOUR website! (3x+7)(3x+7) \n" ); document.write( "9x^2+21x+21x+49 \n" ); document.write( "9x^2+42x+49 \n" ); document.write( " |