document.write( "Question 272959: need to simplify 9 to power of -2 \n" ); document.write( "
Algebra.Com's Answer #199487 by stanbon(75887) ![]() You can put this solution on YOUR website! simplify 9 to power of -2 \n" ); document.write( "----------------------------- \n" ); document.write( "9^-2 = 81^-1 = 1/81 \n" ); document.write( "======================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |