document.write( "Question 277757: how do you factor completely 81x^4-16 \n" ); document.write( "
Algebra.Com's Answer #202172 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! (9x^2-4)*(9x^2+4) \n" ); document.write( "(3x-2)*(3x+2)*(9x^2+4) \n" ); document.write( " |