document.write( "Question 286199: log(-x) to the base 2 + log(x+12) to the base 2 = 5 \n" ); document.write( "
Algebra.Com's Answer #207648 by edjones(8007)![]() ![]() You can put this solution on YOUR website! log[2](-x)+log[2](x+2)=5 \n" ); document.write( "2^(log[2](-x))*2^(log[2](x+2))=2^5 \n" ); document.write( "-x(x+2)=32 \n" ); document.write( "-x^2-2x-32=0 \n" ); document.write( "x^2+2x+32=0 \n" ); document.write( "There is no real answer. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |