(1/9)в 3(4/7)в3 (4 1/5-2 3/4)*2 2/19(7 5/12 -3 1/6)*2 2/174 2/5*15/77*7/205...

Question

(1/9)в 3
(4/7)в3
(4 1/5-2 3/4)*2 2/19
(7 5/12 -3 1/6)*2 2/17
4 2/5*15/77*7/20
5 2/5*40/81*15/16
ПОМОГИТЕ ПЖ

Answer 1

(1/9)^3=1/729
(4/7)^3 = 4^3/7^3=64/343
№3 продолжение = (21/5 - 15/4)*40/19 = 9/20*40/19=18/19
№4 продолжение =(89/12-19/6)*36/17=51/12*36/17=9
№5 продолжение =22/5*15/77*7/20=3/10=0,3
№6 продолжение =27/5*40/81*15/16=5/2=2,5