Which of the following is equivalent to 2lnx−lny2\ln x - \ln y2lnx−lny?
ln(x2/y)\ln(x^2/y)ln(x2/y)
ln(2x/y)\ln(2x/y)ln(2x/y)
ln(x2−y)\ln(x^2 - y)ln(x2−y)
ln(x/y2)\ln(x/y^2)ln(x/y2)