Question

$( \sqrt{5} - \sqrt{3}) {}^{2}$

Answer 1

$( \sqrt{5} - \sqrt{3} ) {}^{2} \\ ( \sqrt{5} ) {}^{2} + ( \sqrt{3} ) {}^{2} - 2 \times \sqrt{5} \times \sqrt{3} \\ 5 + 3 - 2 \sqrt{15 } \\ 8 - 2 \sqrt{15}$

Answer 2

Here is your answer..