Which expression is equivalent to logx(y2)+logy(x2)\log_x(y^2) + \log_y(x^2)logx(y2)+logy(x2)?
4logx(y)4 \log_x(y)4logx(y)
2logx(y)+2logy(x)2 \log_x(y) + 2 \log_y(x)2logx(y)+2logy(x)
2logx(y)+2logx(y)2 \log_x(y) + \frac{2}{\log_x(y)}2logx(y)+logx(y)2
4logx(y)⋅logy(x)4 \log_x(y) \cdot \log_y(x)4logx(y)⋅logy(x)