а) (2/9)^2 = (2/9) * (2/9) = 4/81
б) (2/3)^3 = (2/3) (2/3) (2/3) = 8/27
в) (1/4)^3 = (1/4) (1/4) (1/4) = 1/64
г) (4/3)^2 = (4/3) * (4/3) = 16/9
д) (1/5)^3 = (1/5) (1/5) (1/5) = 1/125
е) (3/7)^2 = (3/7) * (3/7) = 9/49
а) (2/9)^2 = (2/9) * (2/9) = 4/81
б) (2/3)^3 = (2/3) (2/3) (2/3) = 8/27
в) (1/4)^3 = (1/4) (1/4) (1/4) = 1/64
г) (4/3)^2 = (4/3) * (4/3) = 16/9
д) (1/5)^3 = (1/5) (1/5) (1/5) = 1/125
е) (3/7)^2 = (3/7) * (3/7) = 9/49