document.write( "Question 149609: How would you solve: log(base 2x)+log(base 4x)+log(base 8x) = 1? \n" ); document.write( "
Algebra.Com's Answer #109751 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! log(base2) x+log(base4) x + log(base8) x = 1\r \n" ); document.write( "\n" ); document.write( "---------------- \n" ); document.write( "[logx/log2] + [logx/2log2] + [logx/3log2] = 1\r \n" ); document.write( "\n" ); document.write( "Multiply thru by 6log2 to get:\r \n" ); document.write( "\n" ); document.write( "6logx + 3logx + 2logx = 6log2 \n" ); document.write( "11logx = 6log2 \n" ); document.write( "[logx/log2] = 6/11 \n" ); document.write( "log(base2) x = 6/11 \n" ); document.write( "x = 2^(6/11) \n" ); document.write( "x = 1.45948... \n" ); document.write( "----------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |