document.write( "Question 230242: Please help me solve the following\r
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document.write( "(logx)^2 - logx^2 = 3\r
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document.write( "Thanks!!! \n" );
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Algebra.Com's Answer #171087 by troymuga(3)![]() ![]() ![]() You can put this solution on YOUR website! Set u=logx\r \n" ); document.write( "\n" ); document.write( "This becomes\r \n" ); document.write( "\n" ); document.write( "u^2-2u=3\r \n" ); document.write( "\n" ); document.write( "u^2-2u-3=0\r \n" ); document.write( "\n" ); document.write( "(u-3)(u+1)=0\r \n" ); document.write( "\n" ); document.write( "u=3,-1\r \n" ); document.write( "\n" ); document.write( "log(x)=3\r \n" ); document.write( "\n" ); document.write( "log(x)=-1\r \n" ); document.write( "\n" ); document.write( "x=10^3,10^-1\r \n" ); document.write( "\n" ); document.write( "x=1000,0.1 \n" ); document.write( " |