document.write( "Question 694069: log(x-3)+log(x) = 2 + log(x+2) *The base for the logarithms is 2. I just need help clarifying my answer, I found that this problem had no solution but I'm not completely sure if that is correct \n" ); document.write( "
Algebra.Com's Answer #427724 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! log(x-3)+log(x) = 2 + log(x+2) \n" ); document.write( "--------------------------- \n" ); document.write( "log[(x-3)x] - log(x+2) = 2 \n" ); document.write( "----- \n" ); document.write( "log[(x^2-3x)/(x+2)] = 2 \n" ); document.write( "---- \n" ); document.write( "(x^2-3x)/(x+2) = 2^2 \n" ); document.write( "------- \n" ); document.write( "x^2-3x = 4x+8 \n" ); document.write( "x^2 - 7x - 8 = 0 \n" ); document.write( "Factor: \n" ); document.write( "(x-8)(x+1) = 0 \n" ); document.write( "Positive solution: \n" ); document.write( "x = 8 \n" ); document.write( "==================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=================== \n" ); document.write( " |