\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "x cannot be 1 since the denominator of the exponent\r\n" );
document.write( "would be 0.\r\n" );
document.write( "\r\n" );
document.write( "Take logs of both sides:\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "Use a rule of logs to write the exponent as a coefficient\r\n" );
document.write( "of a log:\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "Substitute for k in\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "This will be true for every allowable value of x\r\n" );
document.write( "\r\n" );
document.write( "Thus the equation\r\n" );
document.write( "\r\n" );
document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "has a solution for every positive value of x except 1\r\n" );
document.write( "\r\n" );
document.write( "That is, for all x ∈ {x|0 < x < 1 or x > 1}\r\n" );
document.write( "\r\n" );
document.write( " (0,1) U (1, ∞)\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\r
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "