Question 191569
I need help solving log4(x^2+9)=2log4(3x)
{{{log(4,(x^2+9)) = log(4,9x^2)}}}  (3x)^2 = 9x^2
{{{x^2+9 = 9x^2}}}
{{{8x^2 = 9}}}
x = +3/sqrt(8) = +3sqrt(2)/4
x = -3/sqrt(8) = -3sqrt(2)/4