document.write( "Question 363015: 16s^2+72s=-81 \n" ); document.write( "
Algebra.Com's Answer #258744 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 16s^2+72s=-81 \n" ); document.write( "16s^2+72s+81=0 \n" ); document.write( "it is a perfect square \n" ); document.write( "(4s)^2+2*4*9+(9)^2 \n" ); document.write( "=(4s+9)^2 \n" ); document.write( ".. \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |