document.write( "Question 415753: Solve the logarithmic equation.
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document.write( "Express irriational solutions in exact form and as a decimal rounded o 3 decimal places.\r
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document.write( "log[base a]x+log[base a](x-2)=log [base a](x+4) \n" );
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Algebra.Com's Answer #291403 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! log[base a]x+log[base a](x-2)=log [base a](x+4) \n" ); document.write( "---- \n" ); document.write( "loga[x(x-2)] = loga(x+4) \n" ); document.write( "------ \n" ); document.write( "x^2-2x = x+4 \n" ); document.write( "x^2-3x-4 = 0 \n" ); document.write( "--- \n" ); document.write( "Factor: \n" ); document.write( "(x-4)(x+1) = 0 \n" ); document.write( "Positive solution: \n" ); document.write( "x = 4 \n" ); document.write( "==================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============ \n" ); document.write( " |