Question

Halp me !
(radical 3 - radical 2) (radical 3 + radical 2) + (2 - radical 3) si un 2 sus la paranteza inchisa.

Answer 1

$( \sqrt{3} - \sqrt{2})(\sqrt{3}+ \sqrt{2})+(2- \sqrt{3})^2=( (\sqrt{3})^2-(\sqrt{2} )^2)+ 2^{2} -2*2*\sqrt{3} \\ +(\sqrt{3})^2=3-2+4-4 \sqrt{3} +3=8-4 \sqrt{3}$