document.write( "Question 109940: please help to solve for x. 9^x=1/3 \n" ); document.write( "
Algebra.Com's Answer #80107 by stanbon(75887) ![]() You can put this solution on YOUR website! please help to solve for x. 9^x=1/3 \n" ); document.write( "------------- \n" ); document.write( "Write both sides to the base 3. \n" ); document.write( "-------- \n" ); document.write( "(3^2)^x = 3^-1 \n" ); document.write( "3^(2x) = 3^-1 \n" ); document.write( "2x = -1 \n" ); document.write( "x = -1/2 \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |