Question

2root3-root5)whole square

Answer 1

2root 3 - 5 + 4root 3 - root 5
by using a - b whole square formula

Answer 2

$(2 \sqrt{3} + \sqrt{5} ) {}^{2}$
$12 + 5 - 4 \sqrt{15}$
$17 - 4 \sqrt{15}$