document.write( "Question 25982: Could you please help me with this. (1.10^x=12). I need to solve for x. \n" ); document.write( "
Algebra.Com's Answer #13993 by AnlytcPhil(1807)![]() ![]() You can put this solution on YOUR website! 1.10x = 12\r\n" ); document.write( "\r\n" ); document.write( "Take the log of both sides\r\n" ); document.write( "\r\n" ); document.write( "log(1.10x) = log(12) \r\n" ); document.write( "\r\n" ); document.write( "Use this rule of logarithms: log(AB) = B·log(A)\r\n" ); document.write( "\r\n" ); document.write( "on the left side:\r\n" ); document.write( "\r\n" ); document.write( "x·log(1.10) = log(12)\r\n" ); document.write( "\r\n" ); document.write( "Divide both sides by log(1.10)\r\n" ); document.write( "\r\n" ); document.write( "x·log(1.10) log(12)\r\n" ); document.write( "——————————— = —————————\r\n" ); document.write( " log(1.10) log(1.10)\r\n" ); document.write( "\r\n" ); document.write( "Cancel away the logs on the left:\r\n" ); document.write( "\r\n" ); document.write( " 1\r\n" ); document.write( "x·\n" ); document.write( " |