Question

√5+√3+√5-√3/√5-√3+√5+√3​

Answer 1

$\frac{\sqrt{5} + \sqrt{3} + \sqrt{5} - \sqrt{3} }{ \sqrt{5} - \sqrt{3} + \sqrt{5} + \sqrt{3} }$

the minus and plus we're cancelled it remains zero.

$\frac{2 \sqrt{5} }{2 \sqrt{5} }$

$1$

Hope it helps you.