Question

please answer this question​

Answer 1

$= \frac{1}{ log_{x}(xy) } + \frac{1}{ log_{y}(xy) } \\ = log_{xy}(x) + log_{xy}(y) \\ = log_{xy}(x \times y) \\ = 1$

Answer 2

$\frac{1}{ log_{x}(xy) } + \frac{1}{ log_{y}(xy) } \\ = log_{xy}(x) + log_{xy}(y) \\ = log_{xy}(x \times y) \\ = 1$