document.write( "Question 608917: ln(lne(exponent -x) =ln3\r
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document.write( "ln6x-ln(x+1)=ln4\r
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document.write( "lnx+3ln2=ln2/x \n" );
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Algebra.Com's Answer #383425 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! ln(lne(exponent -x) =ln3 \n" ); document.write( "lne^-x=-x (log of base raised to a power=power) \n" ); document.write( "ln(-x)=ln(3) \n" ); document.write( "-x=3 \n" ); document.write( "x=3 \n" ); document.write( ".. \n" ); document.write( "ln6x-ln(x+1)=ln4 \n" ); document.write( "ln6x-ln(x+1)-ln4=0 \n" ); document.write( "ln6x-(ln(x+1)+ln4)=0 \n" ); document.write( "place under single log \n" ); document.write( "ln[6x/((x+1)*4)]=0 \n" ); document.write( "convert to exponential form: \n" ); document.write( "e^0=6x/((x+1)*4)=1 \n" ); document.write( "6x=4x+4 \n" ); document.write( "2x=4 \n" ); document.write( "x=2 \n" ); document.write( ".. \n" ); document.write( "lnx+3ln2=ln2/x \n" ); document.write( "I will assume last term is meant to be ln(2/x) instead of (ln2)/x which I am not able to solve. \n" ); document.write( "lnx+3ln2=ln(2/x) \n" ); document.write( "lnx+3ln2=ln2-lnx \n" ); document.write( "2lnx+2ln2=0 \n" ); document.write( "place under single log \n" ); document.write( "ln[x^2*2^2]=0 \n" ); document.write( "ln[4x^2]=0 \n" ); document.write( "convert to exponential form \n" ); document.write( "e^0=4x^2=1 \n" ); document.write( "x^2=1/4 \n" ); document.write( "x=-1/2 (reject, x>0) \n" ); document.write( "or \n" ); document.write( "x=1/2 \n" ); document.write( " |