Tính:

[(3¹⁴ × 69 + 3¹ × 12) ÷ 3¹ - 7] ÷ 2
2010²¹ × (7¹ ÷ 7 - 3 × 2 - 2²¹ × 2²¹)
(2¹ + 2¹¹ + 2¹²) ÷ (9 + 9 + 2)
Cíuuuuuuuuu =))