Решите задание 2

а) 1/33 * (7 - 4/9) = 1/33 * (63/9 - 4/9) = 1/33 * 59/9 = 59/297. б) (4.5 * 1.8 - 1.05) * 2.4 = (8.1 - 1.05) * 2.4 = 7.05 * 2.4 = 16.92.