Resposta:
√x/y³√y/x
√64/729³√729/64
√64/729 . 9/4
8/27 . 9/4
72/108 = 36/54 = 18/27 = 6/9 = 2/3
a) ⁶√y/x
⁶√729/64
3/2
b) ³√xy
³√64.729
³√46656
36
c) √x/y
√64/729
8/27
d) ³√x/y
³√64/729
4/9
e) ⁶√x/y
⁶√64/729
2/3
e) ⁶√x/y x
