Выполните действие 2) 2/11*(14ц1/3+2ц1/6)
2/11 * (14 1/3 + 2 1/6) = 2/11 * (43/3 + 13/6) = 2/11 * (86/6 + 13/6) = 2/11 * 99/6 = 3