Question

помогите пж с дамашкай​

Answer 1

Ответ:

2а/21×49/4b = a/3×7/2b = 7a/6b

11m/9n×27m/22n = m/n×3m/2n = 3m^2/2n^2

36ab/17c×34c/21b = 12a/1×2/7 = 24a/7

51x/32y×16y/17x = 3/2×1/1 = 3/2