Răspuns :
(2√3-3√2)×(3√3+2√2)=
(2√3×3√3)+(2√3×2√2)-(3√2×3√3)-(3√2×2√2)=
6×3+4√6-9√6-6×2=
18+4√6-9√6-12=
6+5√5
(2√3×3√3)+(2√3×2√2)-(3√2×3√3)-(3√2×2√2)=
6×3+4√6-9√6-6×2=
18+4√6-9√6-12=
6+5√5