document.write( "Question 421809: solve for x:log3(x^2-4)-log3(x+2)=2
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Algebra.Com's Answer #294855 by lwsshak3(11628) ![]() You can put this solution on YOUR website! solve for x:log3(x^2-4)-log3(x+2)=2 \n" ); document.write( ".. \n" ); document.write( "log3(x^2-4)-log3(x+2)=2 \n" ); document.write( "=log3(x^2-4)/(x+2)=2 \n" ); document.write( "change to exponential form, \n" ); document.write( "3^2=(x^2-4)/(x+2) \n" ); document.write( "=(x+2)(x-2)/x+2)=9 \n" ); document.write( "x-2=9 \n" ); document.write( "x=11 \n" ); document.write( " |