Question

Solve the given equation for x.

ln x^4 - 2ln x = 2.

x=?

Answer 1

how about this ?\[\huge \ln x^4 - 2\ln x = 2 \\ \huge 4\ln x - 2\ln x = 2 \\ \huge 2 \ln x=2 \\ \huge \ln x=1 \\ \huge x=e\]

Answer 2

i used log properties to write
\[\huge \ln x^4 =4\ln x \]

Answer 3

yeah that looks better :)

Answer 4

:D