document.write( "Question 1134226: Fully factor 81(7a+3)^4 - 72(7a+3)^2 + 16 \n" ); document.write( "
Algebra.Com's Answer #751527 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Hint: the 2 outside terms are perfect squares. \n" ); document.write( " \n" ); document.write( " |