Ini hasil berapa yaaaaaaaaaaaaa?

[tex] = \frac{5 \sqrt{2} }{ \sqrt{3} + \sqrt{5} } \times \frac{ \sqrt{3} - \sqrt{5} }{ \sqrt{3} - \sqrt{5} } \\ \\ = \frac{5 \sqrt{6} - 5 \sqrt{10} }{3 - 5} \\ \\ = \frac{5 \sqrt{6} - 5 \sqrt{10} }{ - 2} \\ \\ = \frac{5}{2} \sqrt{10} - \frac{5}{2} \sqrt{6} [/tex]