document.write( "Question 196646: log (subscript 2) (x^2+8) = log (subscript 2)x +log (subscript 2)6 \n" ); document.write( "
Algebra.Com's Answer #147707 by chiefman(11)![]() ![]() You can put this solution on YOUR website! for RHS factoring out log(base2) we have \n" ); document.write( " log(base2)[6x] since loga+logb=log(ab) \n" ); document.write( " equating LHS and RHS we have \n" ); document.write( " log(base2)[x^2+8]=log(base2)[6x] \n" ); document.write( " cancelling log(base2)since it is commom on both sides \n" ); document.write( " x^2+8=6x \n" ); document.write( " x^2-6x+8=0 a quadratic equation \n" ); document.write( " solving for x we get \n" ); document.write( " x=4or2 \n" ); document.write( " |