Question 1128267
{{{log(4,(x+2)(x-4))=2}}}


{{{log(4,x^2-2x-8)=2}}}


{{{4^2=x^2-2x-8}}}


{{{x^2-2x-8-16=0}}}


{{{x^2-2x-24=0}}}


{{{(x-6)(x+4)=0}}}

{{{highlight(x=6)}}}