Question

Calculați
a=
$( \sqrt{2} - 1) \times ( \sqrt{3} + \sqrt{2} ) \times ( \sqrt{4} - \sqrt{3} )$
URGENT
DAU COROANA ​

Answer 1

v=radical
(v2-1)x(v3+v2)x(v4-v3)=
=(v6+2-v3-v2)x(v4-v3)=
=v24+2v4-v12-v8-v18-2v3+3+v6=
=2v6+4-2v3-2v2-3v2-2v3+3+v6=
=3v6-4v3-5v2+7