(2✓3-3✓2)•2✓3+3✓2)= ?

Răspuns :

(2✓3-3✓2)•2✓3+3✓2
 = 2
√3×2√3-3√2×2√3+3√2
 = 2×2×3-3×2×√6+3√2
= 12-9√6+3√2
2radical3x 2 radical3-3radical2-2radical3+3radical2
2x2X3-3x2radical6+3radical2
129radical din 6+3radical din 2