(7/8)^0=1
(-1/4)^2=1/16
(9/10)^-1=10/9
(1/3)^-3=3^2=27
(7/8)⁰=1
(9/10)-¹=10/9=1 1/9
(-1/4)²=1/16
(1/3)-³=1/27
(7/8)^0=1
(-1/4)^2=1/16
(9/10)^-1=10/9
(1/3)^-3=3^2=27
(7/8)⁰=1
(9/10)-¹=10/9=1 1/9
(-1/4)²=1/16
(1/3)-³=1/27