Решите второй вариант, срочно

1)а) 4/7 * 21/32 * 8/9 4/7 * 21/32 = 3/83/8 * 8/9 = 1/3б) 1 5/27 * (3/4)^2 * 6 (3/4)^2 = 9/161 5/27 * 9/16 = 32/27 * 9/16 = 2/32/3 * 6 =4=================================================2)ширина = 5 1/3длинна = 5 1/3 - 5/6 = 5 2/6 - 5/6 = 4 8/6 - 5/6 = 4 3/6 = 4 1/2высота = 5 1/3 * 2 1/4 = 16/3 * 9/4 = 12объем = ширина * длинна * высота = 5 1/3 * 4 1/2 * 12 = 16/3 * 9/2 * 12/1 = 288==========================================================3) (3 1/3- 2 1/12)^2 *0.64 + 2 7/151. 3 1/3- 2 1/12 = 3 4/12 - 2 1/12 = 1 3/12 = 1 1/4 2. (1 1/4)^2 = (5/4)^2=25/163. 25/16 * 0.64 = 25/16 * 64/100 = 4/4 = 14. 1 + 2 7/15 = 3 7/15=================================================пиши пока это, сейчас 4 номер решу